{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000721},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001133","489:4890001131","489:4890000775","489:4890000832","489:4890001391","489:4890001195","489:4890000553","489:4890000344","489:4890001261","489:4890000552","489:4890001197","485:4850004315","489:4890000829","489:4890000778","489:4890000577","489:4890000834","481:4810005629","489:4890001196","489:4890000665","489:4890000391","489:4890000719","489:4890000610","489:4890001198","489:4890000666","489:4890001016"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,485,489,489,489,489,481,489,489,489,489,489,489,489,489],"twin_sims":[0.8254437726268941,0.7838787882471643,0.7815932760678516,0.7508560386860383,0.7045516259451858,0.7026018480000135,0.6553594258203563,0.6516322156207591,0.6476663687160572,0.6353841825550628,0.6267135535280478,0.6134455549313286,0.6085772494202039,0.6024564081546707,0.5917705947068821,0.5906913688289325,0.5760007336236559,0.5718148018514735,0.5515270065563285,0.5509148302321462,0.5498618389761768,0.544187621140756,0.539143804783203,0.5390092976804555,0.5383833394896339],"twin_dists":[0.08044550522922599,0.09063357464739775,0.09117536463756096,0.0983178757239404,0.10869085118099762,0.1091200633330656,0.11939576455216741,0.12019881522003152,0.12105243885725127,0.12369144866161984,0.1255511783059368,0.12839375836997624,0.12943625587130705,0.13074690697149732,0.13303563363369064,0.13326687084549985,0.1364172267211486,0.13731610724113,0.14168401488034127,0.14181616733343344,0.14204353547967344,0.1432700091708513,0.14436213161455524,0.14439128206968574,0.1445269584018605],"n_dims_used":45,"mean_confidence":0.919081539577908},"coverage":{"mean_confidence":0.919081539577908,"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}}