{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006378},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006376","490:4900006255","490:4900005467","490:4900006495","490:4900005999","490:4900005468","490:4900006249","490:4900006853","490:4900007700","490:4900007822","490:4900007096","490:4900007588","490:4900007582","490:4900006256","490:4900007464","490:4900006000","490:4900005605","490:4900006609","490:4900006852","490:4900010866","490:4900009286","490:4900006494","490:4900009171","490:4900006979","490:4900006006"],"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":[0.4260319541601963,0.08224457630270868,0.030054858927486525,0.023511665031038957,0.02136973679204646,0.01910200536309413,0.01792819283410141,0.010001275945536415,0.009018423910846805,0.009000118066836392,0.006392439464654327,0.005281740290546606,0.005074925132767835,0.00448580391714371,0.004170563035157916,0.004115377967530908,0.003242715679847687,0.002753997122968936,0.0019635737378102982,0.0017137672013636666,0.00163115392385156,0.0015319705486713671,0.0011217850170464228,0.0011104278448599103,0.0011023582891310636],"twin_dists":[0.16965813283425335,0.2902953560020127,0.34384774855677747,0.35568819503568805,0.3601894892912829,0.36540513967966665,0.3683209679363397,0.39414468088322135,0.39854693312421513,0.3986329179134725,0.4128554221803077,0.4205808215584355,0.422179730172313,0.4270812495886359,0.4299494551737581,0.43047171036105625,0.43971075347597777,0.44593316041990866,0.4585503494287569,0.46352862400465045,0.46532300077724253,0.4675914593598231,0.4787010145151127,0.4790594319583123,0.47931616634728025],"n_dims_used":45,"mean_confidence":0.9212444729275173},"coverage":{"mean_confidence":0.9212444729275173,"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}}