{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":475,"cluster_id":4750000278},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["475:4750000364","475:4750000491","475:4750000449","475:4750000321","475:4750000175","475:4750000532","475:4750000408","475:4750000465","475:4750000359","475:4750000493","475:4750000210","475:4750000409","475:4750000279","475:4750000506","475:4750000208","475:4750000447","475:4750000450","475:4750001929","475:4750001927","475:4750001928","475:4750000425","475:4750000452","475:4750000247","475:4750000209","475:4750000492"],"twin_admin_codes":[475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475],"twin_sims":[0.9872058481547293,0.9647548078973344,0.9631078290064053,0.958849919738882,0.9526402511102706,0.941311723099767,0.9391639489274359,0.9309869503627192,0.9236023837260873,0.920916974481338,0.9153511957484741,0.9098403864498379,0.9084094831210814,0.9078343861573303,0.9062945712411965,0.9049991232360247,0.8979969332685601,0.8838005931633222,0.8764521945616058,0.8719450136582095,0.8712618542679336,0.8703827241674457,0.870119768304366,0.8698669539415426,0.8613510239082843],"twin_dists":[0.02084208507359138,0.03479147958282845,0.035610202039443685,0.03765048303902974,0.04045665850296821,0.045169788924678995,0.04601488660890272,0.04911592069502744,0.051778604721606586,0.05271861052650133,0.05462375399720095,0.05645764943700743,0.0569259388130346,0.05711327444897958,0.05761244317904646,0.0580297184692241,0.06024514085084947,0.0645526673622842,0.06669864025954217,0.0679899862152907,0.06818415801908334,0.06843344218055868,0.06850787789925356,0.06857938783395078,0.07095787772343926],"n_dims_used":42,"mean_confidence":0.9039433797200521},"coverage":{"mean_confidence":0.9039433797200521,"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}}