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Cover of The Weight of Memories by Liu Cixin
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The Weight of Memories

Liu Cixin

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Similar in premise + themes

These books are ranked using the premise + themes labels extracted for The Weight of Memories. Books rank higher when they are close on every selected axis.

Premise labels used: inherited memory, memory transfer, unborn child, experimental technology, medical experiment, ancestral memory, nature versus nurture, identity question

Themes labels used: memory, identity, human nature, inheritance, instinct, consciousness, ethics, knowledge versus innocence, selfhood, personhood, evolution, morality of science, burden of memory, nostalgia, agency, what makes a person

This does not mean the books share the same plot, setting, quality, or difficulty. It means their premise + themes embeddings are close.

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Cover of Upgrade Soul by Ezra Claytan Daniels

Upgrade Soul

Ezra Claytan Daniels · 2018 · Upgrade Soul

An elderly couple enters a risky rejuvenation experiment and must face the unsettling consequences of cloning, memory, and identity.

Why this is here

Premise labels: experimental rejuvenation · cloning · identity crisis · human experimentation · ethical dilemma · body swap · immortality quest · aging · transhumanism · medical experiment · life extension · double self

Themes labels: identity · personhood · humanity · memory · aging · mortality · ethics · medical ethics · scientific ethics · transhumanism · selfhood · body image · beauty standards · disfigurement · disability · race · privilege · legacy · love · family · greed · selfishness · continuity of self · soul

Semantic match: ranked by premise + themes

Distance: 0.1751

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Cover of Kiln People by David Brin

Kiln People

David Brin · 2002

A future PI uses short-lived copies of himself to solve a cloning crime that opens into a deeper mystery.

Why this is here

Premise labels: temporary duplicates · consciousness transfer · private investigator · illegal copying · identity crisis · soul imprinting · memory upload · one-day bodies · societal transformation · future cloning economy

Themes labels: identity · individuality · selfhood · human nature · souls · memory · personhood · morality of cloning · privacy · class · prejudice · responsibility · free will · transcendence · godhood · ethics of technology · social change · cheating/fidelity · mortality

Semantic match: ranked by premise + themes

Distance: 0.1766

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Cover of Before Adam by Jack London

Before Adam

Jack London · 2006

A modern man’s recurring dreams open into a brutal prehuman past, where survival, instinct, and evolution collide.

Why this is here

Premise labels: dream memories · genetic memory · racial memory · ancestor life · prehistoric humanity · prehuman ancestor · evolutionary past · past life · hominid survival · human origins

Themes labels: evolution · human origins · instinct · atavism · inheritance · genetic transmission · survival · violence · fear · death · memory · identity · otherness · social development · language emergence · altruism · comradeship · competition · adaptation · anthropological speculation

Semantic match: ranked by premise + themes

Distance: 0.1771

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Cover of Nostalgia by M.G. Vassanji

Nostalgia

M.G. Vassanji · 2016

In a near-future society that erases old lives, a memory doctor treats a patient whose leaks may expose buried truths.

Why this is here

Premise labels: immortality · memory wiping · new identity · fabricated past · memory leak · state control · class divide · border divide

Themes labels: memory · identity · immortality · mortality · ethics · inequality · class divide · wealth disparity · generational conflict · aging · death · science versus faith · religion · capitalism · social responsibility · privilege · migration · border politics · war · trauma · truth versus fiction · selfhood · what makes us human

Semantic match: ranked by premise + themes

Distance: 0.1819

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Cover of Unremembered by Jessica Brody

Unremembered

Jessica Brody · 2013 · Unremembered

An amnesiac teen survivor of a plane crash must uncover her identity while a strange boy claims he knows her from before.

Why this is here

Premise labels: amnesia · plane crash survivor · identity mystery · memory manipulation · lost past · hidden origins · scientific conspiracy · boy from the past · trust the stranger · time-displaced romance · genetic mystery · humanity question

Themes labels: identity · memory and self · human nature · trust · love versus science · ethics of science · free will · fate · self-discovery · what makes us human · control · past and memory

Semantic match: ranked by premise + themes

Distance: 0.1852

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Cover of Dissolution by Nicholas Binge

Dissolution

Nicholas Binge · 2025

An elderly woman enters her husband’s memories to recover stolen history before reality—and their love—unravels.

Why this is here

Premise labels: memory theft · memory dive · mind exploration · lost memories · reality threat · human history at stake · secret erasure · recovered memory

Themes labels: memory · identity · love · loss · loneliness · grief · nostalgia · regret · friendship · loyalty · ambition · power · humanity · ethics · free will · reality · time · truth vs falsehood · perception · selfhood · memory and power · memory and identity · what makes a person · endings · history

Semantic match: ranked by premise + themes

Distance: 0.1857

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Cover of Mem by Bethany C. Morrow

Mem

Bethany C. Morrow · 2018

In alternate 1920s Montreal, an extracted memory who can think for herself is summoned back to the lab.

Why this is here

Premise labels: memory extraction · personhood · autonomy · identity · trauma memory · constructed lifeform

Themes labels: humanity · identity · memory · trauma · autonomy · ownership · personhood · self-determination · free will · ethics · power · classism · capitalism · patriarchy · belonging · loss · self-possession · othering · women's autonomy · memory and grief

Semantic match: ranked by premise + themes

Distance: 0.1928

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Cover of Replica by Lauren Oliver

Replica

Lauren Oliver · 2016 · Replica

Two teens on opposite sides of a secret cloning conspiracy uncover truths that can only be seen together.

Why this is here

Premise labels: cloning · human experimentation · secret facility · identity crisis · family secrets · escape · answers quest · split journey

Themes labels: identity · individuality · humanity · nature vs nurture · choice · agency · ethics · morality · freedom · self-discovery · belonging · body image · conspiracy · what makes a person human · science and ethics

Semantic match: ranked by premise + themes

Distance: 0.1930

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Cover of Recursion by Blake Crouch

Recursion

Blake Crouch · 2019

A cop and a neuroscientist confront a memory epidemic that warps identity, time, and reality itself.

Why this is here

Premise labels: false memories · memory preservation · time travel · alternate lives · reality shift · memory manipulation · suicide investigation · scientific breakthrough · do-over

Themes labels: memory · identity · reality · time · loss · grief · regret · consciousness · humanity · morality · free will · ethics of technology · change · contingency · trauma · permanence · what is real · cause and effect

Semantic match: ranked by premise + themes

Distance: 0.1936

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Cover of Exhalation by Ted Chiang

Exhalation

Ted Chiang · 2019

Nine idea-driven SF stories probe time, memory, AI, faith, and free will through inventive speculative scenarios.

Why this is here

Premise labels: thought experiment · what if · technological change · free will · alternate realities · time travel · artificial intelligence · memory · human condition

Themes labels: free will · determinism · fate · memory · identity · consciousness · entropy · technology ethics · humanity · faith and science · communication · oral tradition · writing · responsibility · self-acceptance · predestination · death · choice · parallel selves · nurture

Semantic match: ranked by premise + themes

Distance: 0.1947

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Cover of The Persistence of Memory by David Mack

The Persistence of Memory

David Mack · 2012 · Star Trek: The Next Generation

When a theft of android bodies exposes a secret plan, the Enterprise uncovers a story of memory, identity, and rebirth.

Why this is here

Premise labels: android theft · missing androids · Data return · memory transfer · artificial intelligence · resurrection · father-son legacy · android sentience · identity crisis · artificial life

Themes labels: identity · personhood · sentience · memory · mortality · resurrection · self-determination · ethical AI · grief · legacy · parenthood · sacrifice · civil rights · what makes a person

Semantic match: ranked by premise + themes

Distance: 0.1967

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Cover of Axiomatic by Greg Egan

Axiomatic

Greg Egan · 1997

A hard-SF short story collection where each tale stress-tests identity, ethics, and consciousness through speculative science.

Why this is here

Premise labels: idea-driven · thought experiments · future technology · identity crisis · consciousness · selfhood · moral dilemma · bioethics · speculative extrapolation · human augmentation

Themes labels: identity · consciousness · free will · predestination · selfhood · moral responsibility · ethics · technology and humanity · genetic engineering · belief · memory · love · solipsism · immortality · personhood · transhumanism · determinism · social consequences · personal autonomy · altered states

Semantic match: ranked by premise + themes

Distance: 0.1993

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