{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990001555},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["472:4720002365","472:4720002220","472:4720001651","499:4990001736","499:4990001559","489:4890000577","499:4990001648","489:4890000439","472:4720001784","488:4880005907","472:4720001910","485:4850004329","499:4990002101","472:4720002028","499:4990001466","472:4720001903","499:4990001377","470:4700008069","472:4720002091","499:4990001480","499:4990001835","472:4720002098","472:4720001786","472:4720001531","499:4990001927"],"twin_admin_codes":[472,472,472,499,499,489,499,489,472,488,472,485,499,472,499,472,499,470,472,499,499,472,472,472,499],"twin_sims":[0.9146118836778603,0.7088388700545586,0.7034001333507727,0.6553283614901244,0.6509959593445982,0.6474719500935499,0.6470890044714739,0.625841215703134,0.618363593348344,0.6016619163061848,0.5905460883180553,0.5845521783250658,0.5813956791137377,0.5684779001566597,0.5562130594422828,0.5509377357917097,0.5497581379810321,0.5453459621134495,0.5336028463473595,0.5329400559446816,0.5321932189164837,0.531750721948998,0.528729121423251,0.5192286122953955,0.5176226037802801],"twin_dists":[0.05487269311652721,0.1077452776567176,0.10894439435635578,0.11940246092044005,0.12033582188858831,0.12109426529067138,0.12117664514691562,0.12573816971464466,0.12734041560669598,0.13091703824055903,0.13329800054423532,0.13458271329351132,0.13525961440397685,0.13803316157241344,0.14067317879079083,0.14181122221230244,0.1420659310580655,0.14301945693897364,0.14556415158420355,0.14570809987347366,0.1458703459591371,0.1459664981405374,0.14662352628406308,0.14869477538171808,0.14904577080401288],"n_dims_used":45,"mean_confidence":0.9259253607855903},"coverage":{"mean_confidence":0.9259253607855903,"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}}