{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000080},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001323","477:4770001124","477:4770000997","477:4770000718","489:4890001860","485:4850007682","477:4770001247","477:4770000754","477:4770000780","477:4770001190","485:4850007587","477:4770003861","485:4850007795","477:4770003609","477:4770000838","489:4890001950","489:4890003474","477:4770000133","477:4770000011","500:5000001898","477:4770000965","477:4770000373","487:4870006672","489:4890002770","477:4770000637"],"twin_admin_codes":[477,477,477,477,489,485,477,477,477,477,485,477,485,477,477,489,489,477,477,500,477,477,487,489,477],"twin_sims":[0.41401426251559287,0.3785787223638526,0.34633315244478036,0.3461054009360332,0.33732885134815527,0.305407664673181,0.3032138264611277,0.3026814372604183,0.30113060455602514,0.2937165888000492,0.2875415836390036,0.26882115977736165,0.2641659434670795,0.25957259510906733,0.25454310508237993,0.23227480322541497,0.2231307884693249,0.22144368693011796,0.21986731262536774,0.21801704172077283,0.21699685905667884,0.2139949451105583,0.21154804071181413,0.2096853307032474,0.20734624353820622],"twin_dists":[0.17247946608343429,0.1810183170663378,0.18913169020387902,0.18919034804578166,0.19146662363285266,0.2000326658930919,0.20063965030906059,0.20078733412730954,0.2012183959650941,0.20329734020196055,0.20505267394037888,0.2105176066648865,0.21191264736564416,0.21330427527589557,0.21484593477005265,0.2219170127636279,0.22494899946604138,0.2255173863873612,0.22605109044982524,0.22668080693963938,0.22702954921098473,0.22806217981244414,0.22891115534867676,0.22956191282044053,0.23038469010059848],"n_dims_used":45,"mean_confidence":0.9198504977756077},"coverage":{"mean_confidence":0.9198504977756077,"n_dims_used":45,"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}}