{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002847},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002972","487:4870002597","487:4870002596","487:4870003085","487:4870002338","487:4870001914","487:4870003252","487:4870002500","494:4940005587","494:4940008117","494:4940003985","494:4940006044","487:4870002595","487:4870001991","487:4870000494","487:4870003083","487:4870002257","487:4870002518","487:4870002254","487:4870003372","490:4900013103","487:4870000794","487:4870003791","466:4660005130","487:4870001247"],"twin_admin_codes":[487,487,487,487,487,487,487,487,494,494,494,494,487,487,487,487,487,487,487,487,490,487,487,466,487],"twin_sims":[0.17848382207526609,0.1755423658648927,0.1712242460284381,0.1691682576932864,0.1390146806543305,0.1306360753022424,0.13020654235115417,0.08996882911682152,0.08330203312247021,0.07288024697831445,0.06714862117925838,0.047568554268073285,0.04733478643381731,0.04637913615772039,0.03874710822303322,0.038117595463289466,0.03787227164932518,0.03694623450331154,0.03248538532170913,0.031328254856208756,0.031126228333309795,0.030776374208056484,0.03044198746551375,0.029586849170917133,0.02957626520407044],"twin_dists":[0.2411092706086397,0.24226900236745805,0.24399688303873698,0.24483056046892723,0.25800120065838494,0.26203379955655065,0.2622457152517537,0.28503186635420324,0.2895520935543486,0.2972360097441823,0.3018483640241308,0.3205339898781438,0.32079312853924563,0.32186375616860263,0.33115188612100566,0.33198516750308427,0.3323130589757225,0.33356721937826866,0.34001155525093935,0.3418061064427188,0.34212521722164374,0.3426820464715178,0.34321934749159133,0.3446167725102231,0.3446342841853228],"n_dims_used":43,"mean_confidence":0.9078010736509811},"coverage":{"mean_confidence":0.9078010736509811,"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}}