{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003064},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004289","490:4900004590","490:4900000770","490:4900000388","487:4870004106","490:4900000897","490:4900000585","490:4900001158","487:4870011446","490:4900000062","487:4870008535","496:4960007911","487:4870011572","490:4900002592","490:4900000697","487:4870002363","487:4870001873","490:4900000400","494:4940008317","487:4870011573","490:4900002304","490:4900007390","487:4870005718","490:4900000178","490:4900006044"],"twin_admin_codes":[490,490,490,490,487,490,490,490,487,490,487,496,487,490,490,487,487,490,494,487,490,490,487,490,490],"twin_sims":[0.4643143565090331,0.4004544855572321,0.39397332686520403,0.3504549975087725,0.3338117643653863,0.30021092319228765,0.28946577182782457,0.2487570467504569,0.23184221173482275,0.22651803386621147,0.21699882400756576,0.2141501638972494,0.21235998802432632,0.20661766179755278,0.20276665620294199,0.20004256878628948,0.1947653461381111,0.1933119498147592,0.1842865224438434,0.18216440940158304,0.16897768762446347,0.1673962164287254,0.16620871538592716,0.16597132624421074,0.16281014124804977],"twin_dists":[0.1608760116759489,0.17570584587239577,0.17726531331760784,0.1880735922116113,0.1923877405610141,0.20147463783499522,0.20450330738631864,0.21664361433738002,0.22205865706938904,0.2238164173013502,0.22702887644777361,0.22800854721852842,0.22862870931405876,0.23064226149234351,0.23201410602722566,0.2329953435741565,0.23492279409032782,0.23545997939960187,0.23886058296062365,0.23967706964718705,0.2449082019402483,0.24555496242554287,0.24604350288528512,0.24614146693394492,0.24745575614147483],"n_dims_used":45,"mean_confidence":0.914647928873698},"coverage":{"mean_confidence":0.914647928873698,"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}}