{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005760},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007257","490:4900006517","490:4900005107","490:4900003031","490:4900002140","490:4900006628","490:4900006985","490:4900006399","494:4940007900","494:4940008821","490:4900001136","490:4900012492","490:4900001155","490:4900005882","490:4900006870","490:4900012841","490:4900004545","490:4900001419","490:4900012771","490:4900005233","490:4900001682","490:4900003187","490:4900001145","490:4900003309","494:4940008301"],"twin_admin_codes":[490,490,490,490,490,490,490,490,494,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494],"twin_sims":[0.6066116085893386,0.43040436654324027,0.40152187003166456,0.40114932440463286,0.3655586031521351,0.36112071474051144,0.3426815015738872,0.3407707986160305,0.27866841521939917,0.2637248301817451,0.2593805580720213,0.2585115821172062,0.2563652337597018,0.2553189944555652,0.25090455154977487,0.24770232791052,0.24454148642706994,0.2334820869555725,0.22839287908763634,0.22269631478460256,0.2141743102238078,0.20853966785854336,0.20745391028430765,0.20424963127806622,0.2006604857707464],"twin_dists":[0.12985715397530553,0.1686399213393966,0.17545012439747562,0.17553934300132987,0.18425053945860959,0.18536533710519054,0.19007465817213648,0.19057019258776162,0.20761505621087997,0.21204562871441793,0.21336279138255415,0.21362792091258878,0.21428520250117403,0.21460685674344565,0.21597332083162699,0.21697417732987806,0.21797027587356538,0.22152262429734032,0.22319435882177677,0.22509509931258154,0.2280002063229531,0.2299641159949898,0.2303466796875,0.2314837299122932,0.2327719624321054],"n_dims_used":45,"mean_confidence":0.9207697550455729},"coverage":{"mean_confidence":0.9207697550455729,"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}}