{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880004004},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880003929","469:4690000866","496:4960009777","496:4960009121","496:4960009955","496:4960009397","496:4960010288","496:4960010289","496:4960009493","496:4960003131","496:4960010301","496:4960009781","496:4960008082","496:4960009793","496:4960008321","488:4880004003","496:4960008100","496:4960010122","466:4660001844","496:4960010203","496:4960010857","496:4960010042","496:4960008905","496:4960008307","496:4960011013"],"twin_admin_codes":[488,469,496,496,496,496,496,496,496,496,496,496,496,496,496,488,496,496,466,496,496,496,496,496,496],"twin_sims":[0.4452529703430309,0.39136809428156755,0.38992045795901925,0.3538036512760894,0.28137991618888153,0.27969522869311025,0.2789461261860758,0.2642099961554846,0.2593700749132642,0.2581285638408561,0.2541091367943103,0.2527617262772466,0.25205079989867973,0.24929056250324833,0.23541413033393785,0.23262449386071832,0.2322070718947875,0.225214958710422,0.22408100518839025,0.22259809104750547,0.2161034326388968,0.214682154717519,0.21381976780142606,0.20888153380413466,0.20878207149886785],"twin_dists":[0.1652126697054962,0.17789550436144125,0.17824652525041645,0.18721876311616528,0.20682686487747579,0.2073160318131868,0.20753411634465002,0.21189937452754593,0.2133659865180122,0.2137449603295309,0.2149798569003839,0.21539659462101296,0.21561704531108286,0.21647674534712266,0.22089424972544572,0.22180263957896498,0.22193917870806504,0.22425078086812758,0.22463013096979595,0.22512815521227747,0.2273358677942919,0.22782492792115192,0.22812274023791884,0.22984394143496592,0.2298788911392634],"n_dims_used":45,"mean_confidence":0.9031422932942709},"coverage":{"mean_confidence":0.9031422932942709,"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}}