{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006787},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004891","490:4900005159","490:4900004616","490:4900003644","490:4900006559","490:4900004881","490:4900006064","490:4900005023","490:4900006079","491:4910002205","490:4900005947","490:4900005567","490:4900004879","490:4900004887","490:4900005168","490:4900006428","490:4900006078","490:4900006443","491:4910001399","490:4900005169","490:4900006802","491:4910002815","490:4900005829","490:4900005158","490:4900006210"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,491,490,490,491,490,490,490],"twin_sims":[0.10186036757263467,0.057177954830674935,0.040800466958777905,0.029070639941474814,0.02036488311600538,0.01758191038061285,0.016475549790396646,0.015260909468620944,0.013017232137647373,0.012366747328021564,0.012313797493832525,0.01131719405855796,0.010718473807062827,0.01066001108004465,0.00848978892010808,0.008166175646665134,0.00753743503119686,0.00740241984817486,0.007288761686655271,0.006815943512054701,0.0060121555798078995,0.005326576633851463,0.005072096931077331,0.004252842880306155,0.003931347448426784],"twin_dists":[0.2775884408534358,0.3107007563104808,0.32851118114246325,0.34547719738940036,0.3624379409087437,0.3692130769543199,0.37217042231995934,0.3756252480504491,0.38269942423640374,0.3849521901120524,0.38514015442680444,0.38881879933682173,0.39116964517471725,0.39140541320224026,0.4010952773323299,0.4027262970847781,0.4060680458766957,0.40681815765544493,0.40745920173041983,0.41022623464149927,0.4153536333735472,0.4202416732559991,0.42220200121955087,0.42918232785818283,0.43226057729802275],"n_dims_used":45,"mean_confidence":0.8943210177951388},"coverage":{"mean_confidence":0.8943210177951388,"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}}