{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004207},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002065","490:4900002822","490:4900004475","490:4900003369","490:4900003238","490:4900004066","491:4910001565","490:4900006922","490:4900003640","490:4900003236","490:4900003107","490:4900004065","490:4900005425","490:4900007424","490:4900003375","490:4900007668","490:4900005304","490:4900005433","490:4900003504","490:4900003782","490:4900004194","490:4900003368","490:4900002963","490:4900003772","490:4900003501"],"twin_admin_codes":[490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4079487061370789,0.35029025023065513,0.3278876075747104,0.3228578294021073,0.28736255316502424,0.2826208194795383,0.2638469413128162,0.25891898486560505,0.25347899649968164,0.24799830508842852,0.2249681824436456,0.21375727632913955,0.204138465164865,0.19291274280020085,0.19208385583683268,0.1918225372260134,0.1895692178243377,0.18936664406725345,0.18490578975158023,0.18433449491730736,0.18308545706259352,0.1826003251914955,0.17023649227315563,0.1690358982095625,0.1591753216778527],"twin_dists":[0.17391681016150062,0.1881157579084493,0.19395130759017473,0.19529108883799576,0.20510389983465127,0.20646768916039263,0.21200880227000393,0.21350355021352507,0.21517457633275397,0.21688132316704867,0.22433322848398565,0.22814435223576549,0.23152339599979724,0.23560802051977803,0.2359160858819425,0.23601339995147627,0.23685639034031236,0.23693251761991668,0.23862356861448536,0.23884220226554498,0.2393218752672674,0.2395088047054693,0.2443965028731913,0.24488447929006146,0.24899002299801729],"n_dims_used":45,"mean_confidence":0.9016850789388021},"coverage":{"mean_confidence":0.9016850789388021,"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}}