{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003130},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003527","490:4900004493","490:4900003131","490:4900003952","490:4900003259","490:4900003521","490:4900001376","490:4900002845","490:4900003258","490:4900003536","490:4900002993","490:4900001516","490:4900001378","490:4900003266","490:4900003254","490:4900003265","490:4900003390","490:4900003267","490:4900001510","490:4900004354","490:4900003519","490:4900003794","490:4900003661","490:4900003396","490:4900003125"],"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":[0.5169303110284236,0.48493619376698754,0.4573147016260621,0.4478663081946223,0.40560118784079785,0.38601511039849634,0.35083357498608836,0.34656974129676876,0.3313761972432002,0.32665429044990857,0.31792929131236336,0.3100335434347138,0.30892161888358305,0.306034764498717,0.2769465286725852,0.27646236666613794,0.26849167354971504,0.23767478323041885,0.21806558305919024,0.21436663198337721,0.2010708851641474,0.1963195533013287,0.17438116942617732,0.16939212996444578,0.16343953857455126],"twin_dists":[0.14919715295653113,0.15625341530881975,0.162460836633833,0.1646141077546223,0.17447562119217175,0.17919655779700108,0.18797673772073872,0.18907077786948034,0.19302870672266412,0.1942787661394417,0.19661524227276123,0.19876099335658598,0.1990656638530301,0.19985962613045039,0.20811800657155768,0.2082597702008193,0.2106158488575031,0.22016326740146094,0.22666424078262623,0.2279337950453229,0.23262386200343108,0.2343514192162797,0.2427306391462587,0.24473943136101844,0.24719261640372836],"n_dims_used":45,"mean_confidence":0.9173189798990885},"coverage":{"mean_confidence":0.9173189798990885,"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}}