{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000634},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001123","489:4890000748","489:4890001183","489:4890000746","499:4990002101","470:4700001083","489:4890000577","470:4700007780","470:4700001219","466:4660006437","499:4990001927","466:4660005522","489:4890000391","470:4700000950","472:4720001154","470:4700007402","488:4880005746","489:4890000775","470:4700007879","489:4890000428","496:4960002895","489:4890001391","489:4890000494","496:4960002609","489:4890000441"],"twin_admin_codes":[489,489,489,489,499,470,489,470,470,466,499,466,489,470,472,470,488,489,470,489,496,489,489,496,489],"twin_sims":[0.5330789057598535,0.525430491483248,0.5163995597338144,0.5158052127022068,0.49703818684965756,0.4703156569350652,0.4517631169240903,0.4506743853868805,0.43784058053768293,0.4279968160974009,0.4259847929490204,0.4257329863767759,0.4083991096672735,0.4065711997108894,0.40390467184915957,0.4029805810290762,0.40130524093125997,0.4005437349251786,0.3962356494676778,0.3951426730893306,0.3927738685225459,0.3897433557021394,0.38397891294697234,0.37856091342598763,0.37830720618239577],"twin_dists":[0.14567794070800186,0.14734171791131684,0.14931324443376076,0.14944328072286656,0.15356947461577083,0.15952385514444406,0.1637240165195409,0.16397240980821226,0.16691781222583904,0.16920004367021804,0.16966913873869155,0.16972791080795308,0.17380975776245722,0.17424454262888173,0.17488036302457682,0.17510114603559418,0.1755019989765879,0.17568445189575485,0.17671963505982854,0.1769830838372966,0.1775552140076737,0.17828951065089393,0.1796936987761354,0.18102270047481986,0.1810851576595893],"n_dims_used":45,"mean_confidence":0.9142184787326388},"coverage":{"mean_confidence":0.9142184787326388,"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}}