{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012544},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012473","490:4900012323","490:4900013141","490:4900012472","490:4900012393","490:4900012324","490:4900012394","490:4900012617","490:4900012334","490:4900013179","490:4900013212","490:4900013175","490:4900012479","490:4900012618","490:4900013144","490:4900013074","490:4900012824","490:4900012411","490:4900012397","490:4900012615","490:4900012537","490:4900012950","490:4900013109","490:4900012413","490:4900012270"],"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":[0.40101620751450867,0.34784198865919985,0.32699444648746134,0.32479539637249843,0.3231644464552924,0.31155235977779056,0.29960022345000786,0.2835212399743912,0.27809588735261914,0.2764106852010477,0.2675237743159026,0.24820000397786496,0.24170790286045482,0.23744623676153434,0.23605495691649303,0.23127714710066566,0.2228422182533037,0.21117615714250293,0.19972152087453363,0.1975610707788894,0.19655784531723658,0.19603573766255583,0.1925677705364838,0.18699855965666945,0.18685534461537176],"twin_dists":[0.17557123141713898,0.18874359978946786,0.1941883830500704,0.19477361724650594,0.19520908478891133,0.19834584312061768,0.20164504467962047,0.20620766154579542,0.20778207663791748,0.20827491159660433,0.21090487828375967,0.21681808677209688,0.21887032571449416,0.22023696111681026,0.22068657433221972,0.22224393949999163,0.22504601537859042,0.2290407651344874,0.23311159232142523,0.2338972467589479,0.2342640932254789,0.23445552396325536,0.23573612119996717,0.23782670332040923,0.23788103513383466],"n_dims_used":45,"mean_confidence":0.9155580308702257},"coverage":{"mean_confidence":0.9155580308702257,"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}}