{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002029},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001728","490:4900002925","490:4900001084","490:4900004462","490:4900001869","487:4870005272","487:4870003004","490:4900004460","490:4900002493","490:4900002189","490:4900002490","490:4900001871","487:4870005717","490:4900008319","487:4870003682","490:4900003217","490:4900003348","487:4870004984","490:4900000498","490:4900000121","490:4900000792","490:4900008759","487:4870004985","490:4900004874","490:4900002200"],"twin_admin_codes":[490,490,490,490,490,487,487,490,490,490,490,490,487,490,487,490,490,487,490,490,490,490,487,490,490],"twin_sims":[0.8239437369844674,0.6328397502986237,0.6073114609750786,0.5966755478651665,0.559316306472574,0.5527298703278578,0.5262929512316568,0.5144192818884964,0.503388785093196,0.4908975468554197,0.48665610621440897,0.4769066725266704,0.4676624927978178,0.4612146159977864,0.45912040070967974,0.4573319984508216,0.4572056078281973,0.45422883451876445,0.45389178441708783,0.452533739716513,0.45215807553378357,0.44989411094982007,0.44961590733482426,0.44687622945786304,0.4427506759008112],"twin_dists":[0.08082598282368095,0.12423742786672701,0.129707296710381,0.13198491615255825,0.14000447110717,0.1414244168556461,0.14715384407328716,0.1497466493404456,0.1521686195337096,0.15492886872311093,0.1558707641799984,0.1580455077277651,0.16012090781497157,0.16157678647949092,0.1620511789306675,0.16245690975713453,0.16248560529922274,0.1631622821033998,0.16323900178136255,0.16354833369626376,0.16363396194101648,0.16415056635197994,0.16421411524982438,0.16484072013529263,0.16578705704681695],"n_dims_used":45,"mean_confidence":0.9159566243489583},"coverage":{"mean_confidence":0.9159566243489583,"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}}