{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004046},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004205","480:4800004971","480:4800003612","480:4800004972","480:4800003959","490:4900000705","480:4800004520","496:4960010712","480:4800004708","480:4800003891","480:4800004030","469:4690003388","480:4800004271","480:4800004613","490:4900004180","480:4800004365","496:4960009377","480:4800004290","480:4800004875","490:4900000516","480:4800004107","480:4800004444","496:4960008169","480:4800005143","480:4800003534"],"twin_admin_codes":[480,480,480,480,480,490,480,496,480,480,480,469,480,480,490,480,496,480,480,490,480,480,496,480,480],"twin_sims":[0.30379861054707363,0.28898579471822805,0.244316669951629,0.1770331394108519,0.14591270686649507,0.14175619705045053,0.12014396161334058,0.11977130350162185,0.11786487163679729,0.11456271303258296,0.10081802388125637,0.09733207278024261,0.09318034284189956,0.08777573327951273,0.08661074216856793,0.08591057170889274,0.08122194089901312,0.0784291969310137,0.07481648905796578,0.07079887473490105,0.07047109791453432,0.06902594619977509,0.06674369000824254,0.06594266779381196,0.06494591912271566],"twin_dists":[0.2004776057593829,0.20464013876693013,0.21804143896813302,0.24167952023776754,0.254815381363874,0.2567212679200261,0.267368930988531,0.2675648428411815,0.26857443996961566,0.2703531973306683,0.2782127440197544,0.2803380273701152,0.2829487019498151,0.28648852998348723,0.28727411228036465,0.28775030725364953,0.29102144939559393,0.2930423771211244,0.2957443112876656,0.29887571766159704,0.299137491392598,0.3003035628768301,0.30218617426158356,0.3028593728209602,0.30370644814463593],"n_dims_used":43,"mean_confidence":0.920654296875},"coverage":{"mean_confidence":0.920654296875,"n_dims_used":43,"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}}