{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870007461},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870006136","487:4870004839","487:4870005270","487:4870006147","487:4870005403","487:4870002985","490:4900000566","487:4870004104","496:4960007433","496:4960009200","490:4900000815","490:4900000734","496:4960007905","469:4690001013","466:4660011985","487:4870006135","490:4900000488","496:4960009672","487:4870004983","487:4870006427","490:4900000487","487:4870004847","466:4660007785","487:4870001921","490:4900001585"],"twin_admin_codes":[487,487,487,487,487,487,490,487,496,496,490,490,496,469,466,487,490,496,487,487,490,487,466,487,490],"twin_sims":[0.43261845533542714,0.2515672090084717,0.23508184377356547,0.20354874312671029,0.19347746151125916,0.19149207495706608,0.17550173973999217,0.1648566919567901,0.1592920090027235,0.14546744511820398,0.13771450167308152,0.13539552465045604,0.13375220442189165,0.13207733387608225,0.13106277005916697,0.12899686366093058,0.12893502682067148,0.12044558818877187,0.1170090630695457,0.1157519672409076,0.10589661348875927,0.10385987124948542,0.1006921635748137,0.09846564317031002,0.09796720895281401],"twin_dists":[0.16812593291424435,0.21576722817022542,0.2210020808725004,0.23173406752249018,0.23539866375799132,0.23613659529894065,0.24228511658083535,0.24660280347898875,0.24894037544386524,0.25501760667435647,0.25861480892212174,0.2597200740945235,0.2605119324319892,0.2613265529294476,0.26182380389782933,0.26284537584878886,0.2628761434888435,0.2672107011637688,0.2690317251968042,0.2697081054736826,0.27521700154287615,0.27640468491304704,0.27828846799473667,0.2796404665820595,0.2799464055693304],"n_dims_used":43,"mean_confidence":0.9090164539425872},"coverage":{"mean_confidence":0.9090164539425872,"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}}