{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012656},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012793","490:4900012444","490:4900012661","490:4900013365","490:4900012516","490:4900012597","490:4900012299","490:4900013223","490:4900012513","490:4900012525","490:4900012795","490:4900013126","490:4900013292","490:4900012521","490:4900012655","490:4900012514","490:4900012523","490:4900012922","490:4900012369","490:4900013125","490:4900012728","490:4900012586","490:4900012515","490:4900013291","490:4900012726"],"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":[0.3563847330412744,0.35195730439105566,0.3200183783881919,0.2605786212229184,0.25959813625287304,0.23997664835455615,0.22721329050990743,0.2143036020382298,0.16248965900660248,0.15701753161484797,0.15192296626357848,0.14522967054875133,0.142066453369814,0.13170224170332123,0.12859501345961077,0.12791208061751624,0.12029668626455338,0.1157888629912639,0.11186405467529172,0.10332345118141356,0.10297426108143963,0.09881095720601249,0.09301176345650931,0.09297013341462904,0.08588291206143094],"twin_dists":[0.18656273872194082,0.1876895661521392,0.1960525701225697,0.2129981705487402,0.21329649462032682,0.2194236023092027,0.22358534030040794,0.22795555569414858,0.2475900272675467,0.24991292480154456,0.25212927877741564,0.25512578498536403,0.2565775830136703,0.26151005409416667,0.2630455206940119,0.2633867488226689,0.26728877551883157,0.2696881735827542,0.2718363887949214,0.27672050186886454,0.27692677489536094,0.279429224307677,0.2830566290433762,0.28308330500449763,0.287769182281703],"n_dims_used":45,"mean_confidence":0.912286376953125},"coverage":{"mean_confidence":0.912286376953125,"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}}