{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002237},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002327","480:4800002040","480:4800001429","480:4800002139","480:4800002083","480:4800002079","480:4800002192","480:4800001580","480:4800001355","480:4800002367","480:4800001372","480:4800001305","480:4800002316","480:4800001311","480:4800002145","480:4800002224","480:4800001978","480:4800002187","480:4800001693","480:4800002464","480:4800002135","480:4800001805","480:4800001248","480:4800002368","480:4800002081"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.9525494325928181,0.8755968341047814,0.8311009495689501,0.8178060972876886,0.8076106665728129,0.7794545223889386,0.7686170868145491,0.7493807326494744,0.7455380627154659,0.7346062365991592,0.7279945136144826,0.725955769348167,0.7212686829780127,0.7179775970698721,0.7022117882065877,0.6891720284863805,0.68738594932529,0.6840226334868339,0.6827480980418996,0.6772374210077052,0.6726217852187045,0.6657422769139707,0.6654364607585582,0.6651896391853886,0.6602852027927428],"twin_dists":[0.04049638778115775,0.06694510907669671,0.07900042308112372,0.08237155931053304,0.08490160262313319,0.0916808897150091,0.09422165719097227,0.09865471625019441,0.09952980958953299,0.10200244269794523,0.10348670483511878,0.10394279493417599,0.10498865228737767,0.10572085009204922,0.10920586877728064,0.11206360108445745,0.1124535113549708,0.11318682977824464,0.11346442113323477,0.11466282603161258,0.11566445540928606,0.11715408087096266,0.11722021441001285,0.117273585171969,0.11833317926292172],"n_dims_used":42,"mean_confidence":0.9114516122000558},"coverage":{"mean_confidence":0.9114516122000558,"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}}