{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001582},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001516","489:4890001509","489:4890001517","489:4890000365","489:4890000749","472:4720001968","489:4890000435","489:4890000883","489:4890000349","489:4890000649","470:4700006457","489:4890000886","472:4720001718","489:4890001585","470:4700006173","489:4890000688","470:4700007172","489:4890000690","470:4700007949","472:4720001967","470:4700008818","470:4700004642","489:4890000825","499:4990001921","472:4720001974"],"twin_admin_codes":[489,489,489,489,489,472,489,489,489,489,470,489,472,489,470,489,470,489,470,472,470,470,489,499,472],"twin_sims":[0.8781324280205934,0.8054275456541369,0.660589143972113,0.6148255543145783,0.5962527816076331,0.5819483749827362,0.5753665705365654,0.5744895388138812,0.5649767974030924,0.5646870714600486,0.5602597532110603,0.5588409208837397,0.5562213514676253,0.5555554351387242,0.5525170437020426,0.5499873931371244,0.5489888544332429,0.5412691378759211,0.5245766860842346,0.5045126780338914,0.49538332274054514,0.49241492692744043,0.49098632250743857,0.48708861664180925,0.48630028377413603],"twin_dists":[0.06621252229644986,0.08543767851149517,0.11826756177055452,0.12809821668832705,0.13207546656203228,0.13514107084206262,0.1365533645856504,0.1367416635113253,0.13878602044690236,0.13884834692903028,0.13980127520685665,0.1401068758673055,0.1406713912525056,0.14081495753673764,0.141470341884352,0.14201642135286038,0.1422320895966331,0.14390171042829797,0.14752777429109243,0.1519212120494445,0.1539353408526534,0.15459249642386116,0.15490918049282684,0.1557746032838816,0.1559498944736691],"n_dims_used":45,"mean_confidence":0.91484375},"coverage":{"mean_confidence":0.91484375,"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}}