{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001909},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002515","490:4900002517","490:4900002214","490:4900002815","490:4900002060","496:4960010980","496:4960010597","490:4900002365","496:4960010260","496:4960011056","490:4900001102","496:4960010259","490:4900002061","490:4900003497","490:4900003365","490:4900002516","490:4900001908","496:4960010676","490:4900001765","496:4960010344","490:4900003629","496:4960011057","490:4900000975","490:4900002366","467:4670000589"],"twin_admin_codes":[490,490,490,490,490,496,496,490,496,496,490,496,490,490,490,490,490,496,490,496,490,496,490,490,467],"twin_sims":[0.8372090399800014,0.7980620993811438,0.7893509323619659,0.7892540302953771,0.7556226143072865,0.6949061928054254,0.6747490881211551,0.5492734374998826,0.5016247484629075,0.47300210211198657,0.44131578849159014,0.39243405368130946,0.3584599270129083,0.3557734035175047,0.3454869428572814,0.341396195544018,0.33312921780672455,0.31479970174290883,0.3017057069555921,0.2681448240251139,0.22133882956507625,0.15151490260319217,0.14640291153414103,0.1286920116908999,0.11350107998134154],"twin_dists":[0.07742120712677389,0.08723252063838983,0.08932953338286806,0.08935271191122436,0.09722616379511655,0.11080941442151497,0.11520304496428124,0.14217061765236158,0.15255724789972394,0.15892046902298756,0.1661169920724938,0.1776374196127329,0.18603706859496824,0.1867178956814299,0.18934973619035728,0.1904078348777195,0.19256710771534702,0.19746207851001013,0.20105839278425702,0.21071934898864977,0.2255528083023496,0.25230914844160746,0.2545932718330782,0.2629971666672969,0.2709334292430486],"n_dims_used":44,"mean_confidence":0.9147253903475675},"coverage":{"mean_confidence":0.9147253903475675,"n_dims_used":44,"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}}