{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012480},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012830","490:4900012952","490:4900012416","490:4900012554","490:4900012894","490:4900012828","490:4900012763","490:4900012273","490:4900012764","490:4900012765","490:4900012272","490:4900012276","490:4900013037","490:4900012897","490:4900012340","490:4900013246","490:4900012558","490:4900013002","490:4900012260","490:4900013101","490:4900012696","490:4900012553","490:4900013208","490:4900012762","490:4900012264"],"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":[0.48556057083751264,0.4758682652145143,0.4746168427783174,0.42380498203834804,0.3702914715931098,0.36660446224150334,0.3656228749845034,0.35734897684010103,0.3188781439254282,0.3109636388424829,0.3088516593000819,0.2971585009632773,0.277339246348768,0.2536994124809496,0.21051909294311658,0.20736147060303906,0.20370916184540078,0.19313056232993975,0.18982117812979518,0.18575226869570136,0.18561285720333107,0.17618897529766636,0.1729968788332964,0.16948444939710253,0.1638899974010266],"twin_dists":[0.15611445388916695,0.15827797072912073,0.1585583407706462,0.17017838968085858,0.18306911870635315,0.1839888157075781,0.18423444473993864,0.18631828969912853,0.19635942251387453,0.19850662521805346,0.19908485400866063,0.20232841293652667,0.2080031291452344,0.21510643072684035,0.22927014586642983,0.2303793135563615,0.23167671835885625,0.2355272183669823,0.23676178292396036,0.23830049468324088,0.2383536322673027,0.24201288388768916,0.24328384360056085,0.24470187714969013,0.24700473774630707],"n_dims_used":45,"mean_confidence":0.9077074686686198},"coverage":{"mean_confidence":0.9077074686686198,"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}}