{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001324},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001417","487:4870001319","487:4870001227","466:4660011456","488:4880004399","487:4870001416","475:4750004143","475:4750008361","475:4750008699","488:4880003994","472:4720001421","466:4660011622","488:4880005432","487:4870001322","492:4920000857","488:4880005338","475:4750007643","475:4750008267","475:4750008266","475:4750008076","475:4750008073","475:4750008373","475:4750008249","475:4750009906","489:4890000301"],"twin_admin_codes":[487,487,487,466,488,487,475,475,475,488,472,466,488,487,492,488,475,475,475,475,475,475,475,475,489],"twin_sims":[0.002620266470200193,0.002008248015535909,0.0017629756291687876,0.00018651811600583037,0.00014965827154382833,0.0000740941993351168,0.00005034779151674007,0.000028095109371728943,0.00002698936001758203,0.000026291865633891322,0.000025030274889862984,0.000021002846582995797,0.00001928208362730032,0.000019003155637781824,0.000017747713294160978,0.000017282090252197796,0.000012081096177959407,0.000010664514784801241,0.000009942504883800953,0.000009731323015165374,0.000009599801092786557,0.0000074995761476229116,0.000007492556558761564,0.000006952750866430678,0.000006880587731750652],"twin_dists":[0.447812025651594,0.45772208469947395,0.4624973348592315,0.5382191238760833,0.5450755350456802,0.5664128007181132,0.5778044507882868,0.5945901698668674,0.5957281388831263,0.5964690240809492,0.5978579710573605,0.6027870100850571,0.6051742575852335,0.6055802519479158,0.6074809937977237,0.6082187344331028,0.6180679945700059,0.6214623467109787,0.6233621355744567,0.6239427923348527,0.62431054234119,0.6309458198017716,0.6309708535162781,0.6329665526326275,0.6332445200544821],"n_dims_used":43,"mean_confidence":0.8683805243913517},"coverage":{"mean_confidence":0.8683805243913517,"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}}