{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001980},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700006249","469:4690000006","499:4990000824","470:4700007979","469:4690001965","468:4680005404","488:4880000911","496:4960004632","468:4680007379","481:4810003602","496:4960006478","489:4890003478","469:4690003567","489:4890001977","488:4880005228","472:4720000865","469:4690000990","489:4890004070","470:4700006776","488:4880005567","496:4960008820","470:4700006324","489:4890003545","470:4700006815","470:4700005452"],"twin_admin_codes":[470,469,499,470,469,468,488,496,468,481,496,489,469,489,488,472,469,489,470,488,496,470,489,470,470],"twin_sims":[0.4552272605919421,0.3767432206730635,0.37632766654825506,0.3503916507910901,0.34981192431832736,0.34771371696904907,0.326119275588697,0.31840779447277306,0.31250036632477457,0.3094700417695022,0.30544877920056485,0.3022149869282795,0.2912732149683661,0.2894633744354703,0.28471665404552915,0.2820540625212153,0.2800597403802933,0.2796175292694283,0.27521543512216723,0.26886987826696795,0.2659239555501416,0.2649494837302721,0.2632192772132474,0.26267205026421503,0.26250922888802464],"twin_dists":[0.16293514155695543,0.18147062734818853,0.18157317847465232,0.18808980405008147,0.18823824031164196,0.1887765582138939,0.19442103070875397,0.19648617957862033,0.19808730290265225,0.19891531593236775,0.20002131460277803,0.2009168508370071,0.20398925356106246,0.20450399049582263,0.2058632128247386,0.20663161663762386,0.2072100407146966,0.2073386357559951,0.20862557457741343,0.21050308671022402,0.21138403570690653,0.2116767767793886,0.21219820758224808,0.2123635706096591,0.21241281417821647],"n_dims_used":45,"mean_confidence":0.9139664543999566},"coverage":{"mean_confidence":0.9139664543999566,"n_dims_used":45,"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}}