{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002830},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002623","480:4800003357","480:4800003313","480:4800003779","480:4800003314","480:4800003265","480:4800003464","480:4800002831","480:4800003218","480:4800003215","480:4800003175","480:4800003053","480:4800003579","480:4800003359","480:4800002933","480:4800002914","480:4800003416","480:4800003263","480:4800003174","480:4800003709","480:4800003168","480:4800002624","480:4800002573","480:4800002924","480:4800003522"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7592963949479516,0.7392365524837352,0.6305513788609056,0.6301855216754627,0.5704095382448995,0.5644161297982426,0.554133982906237,0.5258306811008114,0.5227469725063855,0.5226864788113877,0.5193521326134694,0.5168788808989381,0.5067075901553968,0.5020889695449071,0.4915082139609371,0.4892063737940184,0.4876141727512658,0.48628154228848774,0.48507799058606227,0.4722243129431213,0.46010933081640604,0.45407732656975575,0.44620661028436853,0.4415269302274904,0.4362801086609604],"twin_dists":[0.09638105857021952,0.10095806634940205,0.12472828748867942,0.12480675019543136,0.13761802289775799,0.13890663611419532,0.14112149778950192,0.1472545341342511,0.14792672543397,0.14793992092011518,0.1486677905617646,0.14920840102652888,0.15143846248890766,0.15245494085975947,0.15479345931157057,0.15530413198282964,0.1556577903795408,0.15595406282833,0.15622185215137263,0.1590950454156393,0.16182706564106894,0.16319676590907392,0.16499409260434095,0.166068416504419,0.16727821772182513],"n_dims_used":43,"mean_confidence":0.9208971955055414},"coverage":{"mean_confidence":0.9208971955055414,"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}}