{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004452},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004625","480:4800003970","480:4800005722","480:4800004626","480:4800004630","480:4800004711","480:4800004450","480:4800004451","480:4800004538","480:4800004285","480:4800004537","493:4930006182","480:4800004541","480:4800003547","490:4900000559","480:4800003888","480:4800004368","490:4900000666","480:4800004628","490:4900001034","480:4800003968","480:4800004044","480:4800003490","480:4800004627","493:4930000392"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,493,480,480,490,480,480,490,480,490,480,480,480,480,493],"twin_sims":[0.8033407739693543,0.7780103311131292,0.772306050070252,0.7414980147275916,0.6864098688916899,0.5834426257263933,0.5177777890895254,0.4666435436806585,0.4630151590211174,0.44712007515673635,0.44150340545787164,0.4404820319981247,0.4147752698146697,0.40963416131903463,0.389120693402169,0.38709931825449334,0.38169119502118665,0.3567127910141563,0.35465339027943354,0.35316757613269245,0.3373471420001597,0.322659731886777,0.3166874406617514,0.31615586707555465,0.31413691459811094],"twin_dists":[0.08594831756218513,0.09202145436911999,0.09336058384419953,0.10044644228995699,0.11266645131370365,0.13482062281798177,0.1490118434690584,0.1603505131063379,0.16116952766820786,0.16478489032871754,0.16607382819955163,0.16630889569992635,0.17229978131954532,0.17351647632292133,0.1784407130852336,0.17893235503397173,0.18025375374471247,0.18647953335598083,0.18700251544188737,0.18738081243329116,0.19146184697695756,0.19534409267497393,0.19695070831922484,0.1970945315039331,0.19764203333332173],"n_dims_used":43,"mean_confidence":0.9214482861895894},"coverage":{"mean_confidence":0.9214482861895894,"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}}