{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001618},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007143","490:4900001747","490:4900001882","490:4900002047","490:4900007020","490:4900002195","490:4900002203","490:4900004729","490:4900001349","490:4900006768","490:4900001323","490:4900006769","469:4690003456","490:4900002341","490:4900001740","490:4900002030","490:4900007022","490:4900007147","490:4900001322","469:4690002027","490:4900001321","496:4960010383","466:4660001839","490:4900001193","490:4900002180"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,469,490,490,490,490,490,490,469,490,496,466,490,490],"twin_sims":[0.5640047915747018,0.5357086438362617,0.5221887108288424,0.5168662382045351,0.49793577315367804,0.46054761748280926,0.4598296850623491,0.45570117815703254,0.4393111021487789,0.4191630115954869,0.4118404681032167,0.4104790111508908,0.41001426983521455,0.3939617544365633,0.3919463932354483,0.3862589296595538,0.3790664105850854,0.368440649302533,0.3534656609331346,0.35040828932090895,0.34732044077627644,0.32170587923969046,0.3175640212285896,0.31543277999396946,0.31278709542011895],"twin_dists":[0.13899513632898064,0.14510704379870362,0.14804851234154656,0.1492111660992386,0.15337117681697063,0.16172779514061736,0.1618904220753563,0.16282738960736257,0.16657864523680177,0.171266524507847,0.17299352085998723,0.17331607816870126,0.17342629224632042,0.17726810833539425,0.17775544890503592,0.17913711261591592,0.18089831861913402,0.1835302182107999,0.18730485218028922,0.18808554573057892,0.18887764744951244,0.19559956435511447,0.19671383725092545,0.19729039065066878,0.1980091943201587],"n_dims_used":45,"mean_confidence":0.9163682725694444},"coverage":{"mean_confidence":0.9163682725694444,"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}}