{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":484,"cluster_id":4840000799},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["484:4840000798","484:4840000863","484:4840001202","484:4840000800","484:4840000738","484:4840001056","484:4840000924","484:4840001201","484:4840000736","484:4840000735","484:4840000620","484:4840000680","484:4840000929","500:5000006883","484:4840000732","484:4840000737","484:4840000619","484:4840001276","500:5000007010","484:4840001127","484:4840000930","484:4840000866","484:4840000864","484:4840000801","484:4840000872"],"twin_admin_codes":[484,484,484,484,484,484,484,484,484,484,484,484,484,500,484,484,484,484,500,484,484,484,484,484,484],"twin_sims":[0.9970406664486895,0.8142696538143614,0.8051390792512497,0.7859156777508762,0.7727488479538523,0.7524112676887456,0.7406682087634846,0.7154941041537997,0.714263419153623,0.6891128407888345,0.6770575272108281,0.6747310937744531,0.6664458214101513,0.6646694612529869,0.662017294661754,0.6549636421845643,0.6535176547285947,0.6406632775734733,0.6404316915029279,0.626932217332141,0.6182892352777722,0.6178521783685864,0.6104645157705556,0.6079585773496015,0.6036406810970346],"twin_dists":[0.009999021573322211,0.08325424638649244,0.08550836968098811,0.0901493183558755,0.09325697022976696,0.09796225288968877,0.10063429475588076,0.10627224177483087,0.10654513027330709,0.11207652757177144,0.11470189968213855,0.11520694955882342,0.1170019110713062,0.11738604971155621,0.11795915618310457,0.11948107713598138,0.11979268598813911,0.12255793263534416,0.12260768104929935,0.12550430343998684,0.12735634372900742,0.12744996345408377,0.12903213134449842,0.1295687312598084,0.13049331393826535],"n_dims_used":42,"mean_confidence":0.9337507883707682},"coverage":{"mean_confidence":0.9337507883707682,"n_dims_used":42,"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}}