{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004498},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004452","489:4890004500","489:4890004544","489:4890004547","489:4890004589","489:4890004492","489:4890004510","489:4890004248","489:4890004402","489:4890004497","489:4890004590","489:4890004142","489:4890004137","489:4890004464","489:4890004195","489:4890004255","489:4890004140","489:4890004191","489:4890004508","489:4890004032","489:4890004673","489:4890004501","489:4890004559","489:4890004020","489:4890004314"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9939761133750119,0.975755861516271,0.9660340661548983,0.9623926853776007,0.9582057684540801,0.9499217957599834,0.9488509509162877,0.9470521886771331,0.9468141706783872,0.9464578045478743,0.9405209141708555,0.9388612724642678,0.9373301776290623,0.9372470383018086,0.9354234078606503,0.935191100807761,0.9342796143575247,0.9275067516265871,0.9266198621403966,0.9229223645241351,0.9205439536729174,0.9198946227136382,0.916849312204831,0.9099073539026215,0.9090901216742592],"twin_dists":[0.014276867252244401,0.028774082193899642,0.03414300244147726,0.03596032703054702,0.03795035388523011,0.04163105086332447,0.042085567321285884,0.04283932272195176,0.042938176841672754,0.04308580580109349,0.04548255471201022,0.046132891511163066,0.046725830511199745,0.046757839731895276,0.047455224038633864,0.04754342399249454,0.0478881287507602,0.050385679050320605,0.05070492620751383,0.0520179862616306,0.05284807522159552,0.053072810307852575,0.054116424264808324,0.05643565605154334,0.05670357773805848],"n_dims_used":45,"mean_confidence":0.9201593187120226},"coverage":{"mean_confidence":0.9201593187120226,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}