{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002459},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002464","490:4900002617","490:4900002614","490:4900004437","490:4900002762","490:4900001564","490:4900002793","490:4900003073","490:4900002913","490:4900003202","490:4900002763","490:4900002461","490:4900003734","490:4900002483","490:4900002757","490:4900003227","490:4900003735","490:4900002161","490:4900003336","487:4870002658","490:4900002341","490:4900002340","490:4900003325","490:4900002467","490:4900002180"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,490],"twin_sims":[0.9217223247523998,0.7702028099069871,0.7449293657103144,0.715760777030652,0.695741139445327,0.6564134633246375,0.6172299392503944,0.6000820383876285,0.599320591386649,0.5982381663473602,0.5979900531484272,0.589290796526246,0.5652651114556825,0.5604220276974582,0.5575326452536472,0.5571986175963942,0.5423400497725598,0.5213913851074593,0.5132746238473193,0.5127270442547935,0.4967318178428414,0.4837730723121241,0.4770792581340025,0.4685193439113254,0.468486569010339],"twin_dists":[0.05243818674558538,0.09385198271560556,0.09966813486075309,0.10621308007837804,0.11062647747141538,0.11916851670892634,0.12758324574870952,0.13125536203784732,0.13141842888856223,0.13165024289276456,0.13170338077183166,0.13356699229411872,0.13872400163745677,0.13976632990693988,0.14038876055167757,0.14046074625918095,0.14366984127901566,0.14822250406416035,0.14999735800085312,0.1501173409811839,0.1536371819975404,0.1565124274890044,0.15800688782222166,0.1599279614228174,0.15993533948525024],"n_dims_used":45,"mean_confidence":0.9164129469129775},"coverage":{"mean_confidence":0.9164129469129775,"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}}