{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000812},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000813","489:4890000817","489:4890000703","489:4890000449","489:4890000534","489:4890000417","489:4890000489","489:4890000484","489:4890000809","489:4890001448","489:4890000377","489:4890000814","489:4890000248","489:4890001375","489:4890000877","489:4890000694","489:4890001368","489:4890001599","489:4890000458","489:4890000696","489:4890000423","489:4890001372","489:4890001438","489:4890000650","481:4810005975"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,481],"twin_sims":[0.8934072537932054,0.6986788447919815,0.6428603384330436,0.6328376363188019,0.5841109746636808,0.575494993248083,0.5233335700075913,0.5150746520203724,0.5044317060648594,0.5028720762084359,0.4953058670884867,0.48670143874090754,0.4858960522253098,0.47812418868039636,0.4776630562406763,0.47057044801582515,0.4698930326743947,0.4615810345367115,0.45658025399513913,0.45345865510675754,0.45312923187639587,0.4477566499519576,0.4440574663773682,0.4412010348860426,0.4409472698683583],"twin_dists":[0.06166310200921265,0.10998215919459602,0.12208585640171106,0.12423788139280115,0.13467731208284192,0.13652579451505995,0.14779878906589855,0.14960316926520728,0.15193903178584856,0.1522824151718463,0.15395247375240584,0.15586068408578835,0.15603981185883653,0.15777315768287667,0.15787628343691723,0.15946657854822358,0.1596188834332121,0.16149386212440897,0.16262762692746607,0.1633376218139931,0.16341265200499383,0.1646391973470693,0.16548693565993067,0.16614339623910981,0.16620179564710136],"n_dims_used":45,"mean_confidence":0.9146965874565972},"coverage":{"mean_confidence":0.9146965874565972,"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}}