{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000866},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700000864","470:4700001717","470:4700002366","470:4700002520","470:4700000995","470:4700001125","470:4700000865","470:4700006274","470:4700000518","470:4700001124","488:4880000360","488:4880006325","470:4700003390","470:4700002510","470:4700006271","488:4880000644","470:4700002027","470:4700000998","470:4700002527","481:4810000435","470:4700008423","470:4700001411","470:4700002515","470:4700001552","493:4930001939"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,488,488,470,470,470,488,470,470,470,481,470,470,470,470,493],"twin_sims":[0.5139084740599612,0.49026238192511623,0.4647777427976138,0.46160927380497163,0.4400628410304889,0.41251720612569903,0.39441071786885123,0.3938920225234421,0.3903611086528321,0.3894779821591999,0.38343392119692143,0.383228024253016,0.37084137074994133,0.3552640114424746,0.3531406282445504,0.34210263134587554,0.3408944386039248,0.31855234061475274,0.31642107052385926,0.30732778369664665,0.3021213561112067,0.29984617526410956,0.29756108363904527,0.2947415930592015,0.2900643659602875],"twin_dists":[0.14985851181317827,0.15506976342900397,0.16077139231061613,0.16148747224794952,0.16640543333041238,0.17283336090980034,0.1771597008031757,0.177284951062287,0.17813961236814985,0.1783539379960424,0.1798269725699326,0.1798773467551682,0.1829323420636441,0.186847285795978,0.1873876811419483,0.19022463003965598,0.19053808208414955,0.19644721383179545,0.1970227606636316,0.19950348010350127,0.20094286281139134,0.20157639100757374,0.2022155152859308,0.20300809540544462,0.2043328503357446],"n_dims_used":43,"mean_confidence":0.9138747814089753},"coverage":{"mean_confidence":0.9138747814089753,"n_dims_used":43,"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}}