{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880000359},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880001045","485:4850000166","499:4990003287","470:4700001578","496:4960004632","470:4700001331","496:4960004496","499:4990000824","488:4880005567","488:4880002452","470:4700002861","479:4790002970","496:4960004569","499:4990000664","496:4960000442","470:4700003027","496:4960004497","488:4880005100","481:4810003389","472:4720003876","488:4880006091","470:4700005546","481:4810003602","496:4960002114","470:4700001183"],"twin_admin_codes":[488,485,499,470,496,470,496,499,488,488,470,479,496,499,496,470,496,488,481,472,488,470,481,496,470],"twin_sims":[0.4580990942803465,0.394002476970124,0.39364851444792076,0.38292501011497804,0.3776312898830841,0.3669486947056141,0.36412399449150745,0.34613269109987627,0.3428645918059853,0.3312958476982409,0.32394521319024605,0.31965610888408846,0.31791910999396233,0.30208599350161813,0.3005608467636497,0.29326978316013136,0.28937049876070475,0.2884862560146303,0.2868111172561619,0.2843177283650193,0.27816646742993645,0.2778507776745706,0.27736932295293815,0.2773599198352057,0.2744685407043646],"twin_dists":[0.1622828107336792,0.17725827303990555,0.17734377772797355,0.17995150493976675,0.1812516528909229,0.18390275436553558,0.18461016068390246,0.18918331833544655,0.19002725186162345,0.19304989602825406,0.19500046600078264,0.1961499950401642,0.19661798958427773,0.20095268826904011,0.2013770880795132,0.2034236106877623,0.2045304569552487,0.2047826909620401,0.2052618021621025,0.20597806292283455,0.20776147538670287,0.20785364518092683,0.2079943352573237,0.2079970845066286,0.20884517240460873],"n_dims_used":45,"mean_confidence":0.923964097764757},"coverage":{"mean_confidence":0.923964097764757,"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}}