{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006047},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006045","490:4900005785","490:4900005655","490:4900004983","490:4900002802","490:4900003483","490:4900005789","490:4900005518","490:4900002646","490:4900005533","490:4900005538","490:4900006050","490:4900005526","490:4900004049","496:4960003401","490:4900002803","490:4900004719","490:4900006172","490:4900002454","490:4900002475","490:4900003482","470:4700006285","470:4700006953","490:4900002337","490:4900004297"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,470,470,490,490],"twin_sims":[0.4582452897300349,0.4433375292429816,0.4170013233029722,0.4010094764414863,0.3478707602726683,0.3263823843656339,0.31590197903783573,0.3103089625072578,0.3011988152035635,0.28705668197493683,0.28454371862142874,0.2689120427693756,0.2650760550584939,0.2334030234195868,0.23253922384372885,0.2307650317394351,0.2272089749168362,0.22203996191342562,0.22095158896516018,0.21719169139164307,0.2086998946116663,0.2004175962622922,0.19940246353164387,0.195033215102031,0.18956239349410356],"twin_dists":[0.162249642321041,0.16565223640843033,0.17177499224087173,0.1755728439863521,0.18873620802340305,0.1943510519313044,0.19716327202518272,0.1986856245952557,0.20119940930421057,0.20519146285121373,0.2059129887640548,0.21049052140727922,0.21163871561500805,0.221548411280528,0.22183051838732004,0.22241211774974687,0.22358677319372128,0.22531617123262265,0.22568371953098254,0.2269628621177644,0.22990777553473768,0.2328597120123767,0.23322724803841313,0.23482409207777616,0.23685895399937854],"n_dims_used":45,"mean_confidence":0.9150811089409723},"coverage":{"mean_confidence":0.9150811089409723,"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}}