{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001168},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001547","487:4870001642","487:4870001646","487:4870001641","487:4870002348","487:4870002273","487:4870001262","487:4870002173","466:4660013089","487:4870002082","487:4870001822","487:4870002013","487:4870001079","487:4870002977","487:4870001546","466:4660012855","487:4870001643","466:4660012977","487:4870001088","487:4870003383","487:4870002351","487:4870001653","487:4870002706","487:4870001089","487:4870001174"],"twin_admin_codes":[487,487,487,487,487,487,487,487,466,487,487,487,487,487,487,466,487,466,487,487,487,487,487,487,487],"twin_sims":[0.4763892113054903,0.45877495868275375,0.2649050737190866,0.2099599702189463,0.1941079566020883,0.15607064023991912,0.14047489091916043,0.13510786346489567,0.13290860846167318,0.1303722023263503,0.11763144562223578,0.1060236400921303,0.10239072953548282,0.09960095417390326,0.09639740597605322,0.09476694715998286,0.09392167196111302,0.09306089320692185,0.0924848709358977,0.092221750660597,0.08797159439590348,0.08773206761830807,0.08588177399512968,0.0798555129769959,0.07804794090507959],"twin_dists":[0.1581613285283455,0.16212950432137122,0.21169013396562478,0.2294657184676436,0.23516542347095706,0.25032083964177,0.2573171538626342,0.2598581651186146,0.26092127389768355,0.26216392233754704,0.2686989136867335,0.27514351925271907,0.2772726988783522,0.2789481193039082,0.2809180048627127,0.2819404075335642,0.28247591243018877,0.2830251594950389,0.28339495245948465,0.2835644751537362,0.286357270822159,0.28651782487340005,0.2877699590053066,0.29200315933282045,0.2933227307916825],"n_dims_used":43,"mean_confidence":0.9045832434365916},"coverage":{"mean_confidence":0.9045832434365916,"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}}