{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001112},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001120","480:4800001181","480:4800001056","480:4800001015","480:4800000859","480:4800001176","495:4950001561","480:4800000901","480:4800000981","480:4800001061","480:4800000360","480:4800000860","480:4800001118","480:4800000858","480:4800000900","480:4800000673","480:4800000420","480:4800001113","480:4800001123","480:4800001121","495:4950001224","495:4950001107","480:4800001182","480:4800000783","480:4800001019"],"twin_admin_codes":[480,480,480,480,480,480,495,480,480,480,480,480,480,480,480,480,480,480,480,480,495,495,480,480,480],"twin_sims":[0.8474342041492632,0.8068643339873792,0.7817014952527396,0.7589667544183171,0.7322346673645238,0.7130942624934681,0.663720085950251,0.6492725201149129,0.6343390799004455,0.600024256910987,0.5964257446197854,0.5860334410889313,0.5857042960862229,0.5760749678711107,0.5713328311338701,0.5649917087432682,0.5520408532310479,0.5424867401486068,0.5416497783750586,0.5294249965205748,0.5259060282519219,0.5139888387772029,0.5066520297660393,0.5062643957067087,0.5023233906593333],"twin_dists":[0.07472966667782936,0.08508508479950527,0.09114974785527662,0.09645702267793782,0.10253576091719006,0.10680416408798704,0.11759125772430816,0.12070682452066155,0.12391573066326923,0.1312677360086119,0.1320384201382673,0.13426515003672143,0.1343357098048644,0.13640129153534783,0.13741964788405103,0.13878281279433224,0.141573107260969,0.1436380870702357,0.14381928614114906,0.14647214202664446,0.1472381209433653,0.14984091080808962,0.15145067558208736,0.15153589383815738,0.1524032879909786],"n_dims_used":42,"mean_confidence":0.8991664704822359},"coverage":{"mean_confidence":0.8991664704822359,"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}}