{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700005306},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700005345","479:4790004849","500:5000007729","500:5000006803","474:4740000968","481:4810005382","470:4700008891","496:4960011746","478:4780002109","479:4790001652","496:4960005965","469:4690002572","466:4660007778","484:4840000444","485:4850001989","478:4780006547","499:4990000762","485:4850008618","487:4870006596","481:4810002914","478:4780001006","472:4720001581","478:4780000672","500:5000011562","466:4660001504"],"twin_admin_codes":[470,479,500,500,474,481,470,496,478,479,496,469,466,484,485,478,499,485,487,481,478,472,478,500,466],"twin_sims":[0.0637858360179471,0.033011439913935806,0.013445746380647428,0.011172467216022072,0.007772348107023016,0.006714231627691626,0.006707407874966265,0.006391183069139547,0.006327914011481248,0.0059538588309490685,0.005367389100808678,0.00533161407118955,0.0050683612823163434,0.004146770965527152,0.0031367980643172214,0.0027850537736280254,0.0026443744736374,0.002498990965166567,0.002381734146867327,0.002368001524324221,0.002255466823564731,0.0021843745024800573,0.002131883848931895,0.0016136544437320172,0.0014826889760917355],"twin_dists":[0.30470581488705495,0.33921371902537484,0.3812692246514739,0.38937674398016375,0.4047912118640543,0.4108439719806761,0.4108857162106354,0.4128634527787745,0.4132697055120063,0.41574913766763505,0.41993519961485987,0.4202037308925839,0.4222314353179604,0.43017384142227216,0.4409828011636358,0.4455087965269146,0.44746692575205005,0.44959344578819727,0.4513928421369064,0.451608867310666,0.4534237468744863,0.4546136081601391,0.45551518093986826,0.4657138246901526,0.4687694704462551],"n_dims_used":43,"mean_confidence":0.9113105951353561},"coverage":{"mean_confidence":0.9113105951353561,"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}}