{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001641},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001642","487:4870001639","487:4870002255","487:4870002093","487:4870001450","487:4870001163","487:4870000894","487:4870001543","487:4870001168","487:4870002501","487:4870002830","487:4870001643","487:4870001547","487:4870002173","487:4870002006","487:4870001257","487:4870002848","466:4660013086","487:4870002349","487:4870000507","487:4870002094","487:4870003084","487:4870002172","487:4870002007","487:4870002706"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,466,487,487,487,487,487,487,487],"twin_sims":[0.5896805600584079,0.3212311814743364,0.3045260989750976,0.2900073235292472,0.23902587613472218,0.2282368890879706,0.22690568381248133,0.22440921556261928,0.2099599702189463,0.19137895483045395,0.1885685480439084,0.18594541127307654,0.17776476449881,0.17519159743163595,0.17099687605996586,0.17093598928125125,0.16506685608266744,0.15941288349526736,0.15497927789461005,0.15470992967931804,0.15184145350332778,0.14880744716772548,0.14821485356387856,0.14491305022406714,0.14041583182701714],"twin_dists":[0.13348346809562273,0.1957268611044013,0.20027627005823773,0.20434908482386546,0.2197285546106526,0.22324598581148247,0.2236875192285675,0.22452020118887267,0.2294657184676436,0.2361788002081532,0.23723299803877854,0.23822692345593202,0.2413915120412912,0.24240822117102265,0.24408872434174522,0.2441133331303168,0.24651564658155756,0.24888897425774498,0.2507932416479096,0.2509102047128577,0.25216518024435947,0.25351167978470335,0.2537770309285428,0.255270038981971,0.2573447174072611],"n_dims_used":43,"mean_confidence":0.9076990526775981},"coverage":{"mean_confidence":0.9076990526775981,"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}}