{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001901},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001959","480:4800001611","480:4800001612","480:4800001724","466:4660005065","480:4800002075","480:4800001955","480:4800001970","480:4800001668","480:4800002388","480:4800002021","480:4800001837","480:4800002309","480:4800001681","480:4800001442","480:4800001557","480:4800002529","466:4660004374","480:4800002450","480:4800001960","470:4700006222","480:4800002256","493:4930006538","480:4800001846","480:4800003852"],"twin_admin_codes":[480,480,480,480,466,480,480,480,480,480,480,480,480,480,480,480,480,466,480,480,470,480,493,480,480],"twin_sims":[0.3672616557010424,0.3625515379824021,0.3253613644463043,0.31529776186247227,0.3096536811733607,0.28506539009219006,0.27543826616797484,0.2656636682678377,0.2626683954624905,0.25755898250400083,0.24671800458599133,0.24330810156448832,0.24167296618771264,0.2369680823954303,0.23590303363901963,0.2332412676840402,0.22209808099675651,0.21963039776527454,0.20423632423450375,0.20374479761615258,0.20059173910132963,0.20041372322093187,0.19896180690096577,0.19575477503318173,0.19422245385952086],"twin_dists":[0.1838245462992535,0.18500516014377358,0.19462278656016319,0.19732699053495095,0.19886500610461946,0.20576289158049166,0.20856012973518803,0.21146216310750607,0.2123646757553178,0.21391921085634916,0.21728349320707502,0.2183612110285947,0.21888146537194383,0.22039128950817344,0.2207357753807261,0.221601186624575,0.22529657804973685,0.2261315225764399,0.23148847732745492,0.23166398289267162,0.2327967913659671,0.23286111183340436,0.23338719265077695,0.23455868516701964,0.23512312380129857],"n_dims_used":43,"mean_confidence":0.9208767913108649},"coverage":{"mean_confidence":0.9208767913108649,"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}}