{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003372},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003252","487:4870001372","487:4870002338","487:4870001920","487:4870001921","466:4660012975","487:4870002171","494:4940004226","487:4870002985","494:4940006166","487:4870002595","487:4870005403","487:4870003504","487:4870003641","487:4870002860","487:4870002403","487:4870003218","487:4870002500","487:4870002404","487:4870001471","487:4870003966","490:4900000488","487:4870002274","487:4870002596","494:4940005930"],"twin_admin_codes":[487,487,487,487,487,466,487,494,487,494,487,487,487,487,487,487,487,487,487,487,487,490,487,487,494],"twin_sims":[0.28448031643878113,0.19581810137591085,0.18450847691954655,0.15473542175639793,0.13369635557381332,0.13088495840727327,0.11059008507648956,0.10174313760023646,0.09506207930410143,0.09418598115685516,0.08444635130066792,0.0828388158818799,0.08106274953362685,0.07679284183918073,0.07121988266671375,0.06861549789531202,0.06748282008520191,0.06417473540409101,0.06098284486657428,0.054130447524170476,0.051244723098531814,0.045723538127371344,0.045655273510131544,0.0422979209675915,0.04171227346189395],"twin_dists":[0.20593124235425778,0.23453542464198632,0.23877556916074086,0.2508991285276273,0.26053897210850835,0.26191125024797673,0.2725461737640078,0.27765840491991917,0.2817543197112835,0.2823080585384562,0.28875622117165073,0.289876744739238,0.2911351361752042,0.29425350773988473,0.2985409247852131,0.30063836307922776,0.3015708096994899,0.3043691488091322,0.30718337456929873,0.31366011335048466,0.31659247957787473,0.3226089613762138,0.32268706998883234,0.32665524101265714,0.32737439451420197],"n_dims_used":43,"mean_confidence":0.9064481868300327},"coverage":{"mean_confidence":0.9064481868300327,"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}}