{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010594},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010420","490:4900010422","490:4900011381","490:4900010767","490:4900010507","490:4900010058","490:4900010501","490:4900011091","490:4900011517","490:4900010683","490:4900011063","490:4900010423","490:4900010849","490:4900007998","490:4900010859","490:4900011977","490:4900011236","490:4900010335","490:4900010508","490:4900010060","490:4900009957","490:4900010244","490:4900010504","490:4900010056","490:4900010854"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6887265999406313,0.522807675268271,0.2992684704823934,0.2562806005026204,0.24952092027746403,0.20122344022171068,0.19716669652144342,0.1945128159386078,0.18518087378222406,0.18111908445823938,0.17882192774353872,0.1751252331872801,0.1657210993543274,0.16523883695616845,0.16445325541979552,0.16218354380259928,0.16075290329856187,0.15744526584833995,0.15704356000242248,0.155775551327827,0.15418755149778943,0.14749611812512167,0.146769554703307,0.13933189134815818,0.1387187174707026],"twin_dists":[0.11216087255095394,0.14791348469584617,0.20173770069426933,0.21431119109594246,0.21640476646327977,0.2325688626614094,0.23404130227241268,0.23501593056412834,0.23851846394003567,0.2400817308611311,0.24097683778383186,0.24243458326384348,0.24624483829258673,0.24644438423711118,0.2467703374087717,0.24771845845532192,0.2483210287643359,0.24972924829975335,0.24990173733314558,0.25044833156580576,0.25113747036296563,0.2540999187442705,0.2544275068411659,0.2578521466837303,0.25814049981343207],"n_dims_used":45,"mean_confidence":0.8930638631184896},"coverage":{"mean_confidence":0.8930638631184896,"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}}