{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011401},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011867","490:4900011731","490:4900011188","490:4900010949","490:4900011475","490:4900011604","490:4900011734","490:4900011789","490:4900011670","490:4900011661","490:4900011657","490:4900011602","490:4900011112","490:4900011034","490:4900011461","490:4900010702","490:4900011526","490:4900011922","490:4900011723","490:4900011189","490:4900011462","490:4900011666","490:4900011864","490:4900011988","490:4900011119"],"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":[0.563605142613319,0.4802292201166739,0.4719576815244688,0.4647539799958734,0.44921706765850883,0.4105856834709008,0.3962675487556655,0.38718871238703895,0.3579823045728737,0.357299613755693,0.3534289720091139,0.34537452804418395,0.3423892974399485,0.3215694543418761,0.32075360667150016,0.29206835462104525,0.28746465670787413,0.28511472263469184,0.2841291271464907,0.28073819504204134,0.27379160170544553,0.2717643033413174,0.2696932500653532,0.2677913843746779,0.2657484068204188],"twin_dists":[0.13908112942285789,0.15730280242010186,0.15915491344295912,0.1607767563887959,0.16430524624237106,0.17329078839830778,0.1767119511494664,0.1789105868750903,0.18615791695888884,0.18633079566880983,0.18731419973712765,0.18937872379406157,0.19015034458767133,0.1956361378067635,0.19585503566151363,0.2037637095431895,0.2050746826609577,0.20574870600241324,0.20603239472191417,0.20701298543148597,0.20904451913017225,0.20964334109632968,0.21025793671454587,0.21082490105660007,0.2114367228929817],"n_dims_used":45,"mean_confidence":0.912916734483507},"coverage":{"mean_confidence":0.912916734483507,"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}}