{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006555},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007167","490:4900007041","490:4900006677","490:4900006914","490:4900007044","490:4900007043","490:4900006676","490:4900006678","490:4900004343","490:4900005942","490:4900009825","490:4900010652","490:4900010572","490:4900012171","490:4900006796","490:4900006916","490:4900002391","490:4900004895","490:4900012172","490:4900009726","490:4900004619","490:4900012173","490:4900002540","490:4900001786","490:4900002539"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3463493305259538,0.22106087660211685,0.2084642622089781,0.08367577588303618,0.0765397375122809,0.07269468564188035,0.06800406668523949,0.054813642457839463,0.023969685370265992,0.02188268890308358,0.013999411033252963,0.013552515226103175,0.01337599395423225,0.011653264590098866,0.010108883151648158,0.008196904698535958,0.007703293039039016,0.00763802899602476,0.0072365289071107475,0.006861481357955144,0.006649059661039267,0.006209131655873412,0.006057172078492923,0.005886059500210031,0.005387515017541662],"twin_dists":[0.1891275242834311,0.2256467580342839,0.22999064105107536,0.28929120115134366,0.2944426906818867,0.29738064419271465,0.30114013761933117,0.3129849128720427,0.3547720946877316,0.3590769775964558,0.379479829485881,0.3809191534617274,0.3814992566695165,0.3875472509124487,0.39368642869056564,0.402568957807213,0.40516291570568275,0.4055169718150476,0.40775681696490274,0.4099523491616375,0.4112442300559865,0.41404240037609247,0.4150505872136135,0.4162135302687987,0.41978484290976575],"n_dims_used":45,"mean_confidence":0.8983760409884982},"coverage":{"mean_confidence":0.8983760409884982,"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}}