{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001417},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001416","487:4870001318","487:4870001324","488:4880004399","487:4870001415","475:4750008361","488:4880005432","475:4750008266","475:4750008267","475:4750008699","475:4750007643","475:4750008076","475:4750008249","475:4750008073","475:4750004143","475:4750008373","475:4750008305","475:4750007711","475:4750008418","475:4750008078","475:4750008381","475:4750008364","475:4750009435","475:4750008474","488:4880005338"],"twin_admin_codes":[487,487,487,488,487,475,488,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,475,488],"twin_sims":[0.01036890953352759,0.0037400711043188576,0.002620266470200193,0.0001802361707152998,0.00012401110059168506,0.00009035808409974372,0.00005887915758106814,0.000056957306659902546,0.000055780374711312364,0.00005187847348873873,0.00004375399572667052,0.00004026345253815968,0.0000365930977235349,0.000030027891705742556,0.000030027652958675755,0.0000296877598956998,0.000028814185432767288,0.000028661604303815845,0.000028553512702974503,0.000028371065155239592,0.000027795796530432406,0.000025373829414082983,0.000025014093765139243,0.000024330583778855446,0.000024288748731748607],"twin_dists":[0.39259678051401437,0.4342025057570566,0.447812025651594,0.5392917477307213,0.5508619749824518,0.5604721444853739,0.573216712294613,0.574192383868,0.5748054206265367,0.5769295059359406,0.5818877843400945,0.5842927864707965,0.5870456389389068,0.5926998036133408,0.5927000298837468,0.5930239102687869,0.5938728105122892,0.5940235913019914,0.5941308707314977,0.5943128277325105,0.5948939346294755,0.5974732411749158,0.597876215329571,0.5986573306067604,0.5987058162513734],"n_dims_used":43,"mean_confidence":0.8689483820005904},"coverage":{"mean_confidence":0.8689483820005904,"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}}