{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001911},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001907","487:4870001804","487:4870001906","487:4870001443","487:4870001805","487:4870000660","487:4870001904","487:4870000456","487:4870000524","487:4870001820","487:4870001722","487:4870001725","466:4660013393","494:4940000455","487:4870000746","494:4940007670","487:4870001812","487:4870001726","487:4870001912","487:4870001910","487:4870001632","496:4960007523","487:4870001730","487:4870001934","494:4940008803"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,466,494,487,494,487,487,487,487,487,496,487,487,494],"twin_sims":[0.19644322949864362,0.1742593170650033,0.14853189732720318,0.14801867541551303,0.09998014340463748,0.09752006930406987,0.07918439771828575,0.06858768031977552,0.06443422226974797,0.058135229156889554,0.056007731234735805,0.05082134036809316,0.05056764470548903,0.05038779905891919,0.04961738974566297,0.04744610852799176,0.04545867004732858,0.03964229330818284,0.036537403329210745,0.03606278659571131,0.033209261782025205,0.032668970380157925,0.031400316844359656,0.029354803103874352,0.028364646215076415],"twin_dists":[0.2343060868994067,0.24277920888729437,0.2536349681326125,0.25386504792654374,0.2787182556346414,0.28022190111961653,0.29249026325110167,0.30066111258513883,0.3041454408481397,0.3097980756466538,0.31182134369317016,0.31703418070424183,0.3173003221564005,0.31748966472429485,0.3183071819185492,0.32066959154676344,0.3229125725066175,0.32998644667305266,0.3341294135441898,0.3347888092772856,0.33891650014231817,0.3397318776471403,0.34169270699208876,0.34500194281224533,0.34667545369746394],"n_dims_used":42,"mean_confidence":0.9076698848179409},"coverage":{"mean_confidence":0.9076698848179409,"n_dims_used":42,"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}}