{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000897},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001158","490:4900000810","490:4900000564","490:4900000388","487:4870005718","490:4900001706","490:4900004289","490:4900002766","490:4900000894","487:4870002546","487:4870002873","490:4900001011","490:4900001180","487:4870001779","490:4900000588","490:4900003064","490:4900000577","487:4870011446","490:4900002304","487:4870002203","490:4900001685","494:4940007601","494:4940007802","496:4960007911","490:4900001047"],"twin_admin_codes":[490,490,490,490,487,490,490,490,490,487,487,490,490,487,490,490,490,487,490,487,490,494,494,496,490],"twin_sims":[0.49509210639755574,0.4018393117005578,0.38963878520835316,0.3894525643184739,0.3767500436776037,0.3661469582891644,0.35850513514196547,0.3574661970909105,0.3554634020461743,0.3522084698131223,0.3468197429330931,0.3424262772708651,0.3319883121756922,0.33135120483709185,0.30816756705818854,0.30021092319228765,0.29820753618064416,0.29582730492116144,0.2924409502411186,0.2823525141479784,0.2723223526348268,0.2706711804018256,0.2696495635457285,0.2682626717514648,0.26815249336219943],"twin_dists":[0.1539997608253399,0.1753741318184319,0.1783148957983053,0.17836011001696128,0.1814689440166999,0.18410325876575936,0.18602563428164431,0.1862885959049076,0.18679662740348765,0.18762544568115,0.189006436129888,0.19014076420614875,0.19286737559150946,0.19303529727046845,0.1992726346612671,0.20147463783499522,0.2020344159231519,0.20270236686918217,0.20365814702659346,0.20654526837739368,0.20947823150257833,0.20996736915850828,0.2102709322572329,0.2106841738434636,0.2107170595562046],"n_dims_used":45,"mean_confidence":0.9154837714301215},"coverage":{"mean_confidence":0.9154837714301215,"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}}