{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001400},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001518","480:4800001344","480:4800001830","480:4800001514","480:4800002535","480:4800001521","480:4800001457","480:4800002162","480:4800001517","480:4800001735","480:4800002391","480:4800002210","480:4800001279","480:4800002176","480:4800002102","480:4800001831","480:4800002005","480:4800001713","480:4800001889","480:4800001281","480:4800001388","480:4800001271","480:4800002061","466:4660004974","480:4800001714"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,466,480],"twin_sims":[0.45438779414226305,0.3308394035690623,0.2714453877798276,0.2546771635825392,0.22423987489684527,0.20971189151873137,0.2057905109071737,0.19960499414297572,0.19659060187377886,0.1932222269695642,0.18075026633079083,0.1666359075670951,0.1642906007543055,0.1608533563411694,0.1512983496667189,0.14953488439269796,0.13386175476913045,0.13191760652683132,0.12994459886089962,0.12874159027754592,0.12638166506238993,0.12578163851417104,0.12512306970547799,0.12472160719008778,0.12337628296317285],"twin_dists":[0.1631261067974061,0.1931703201992894,0.20973779220201488,0.21480459376622896,0.2245769062623585,0.22955260597476823,0.23093543244031262,0.23315381754081946,0.23425209478614162,0.23549323348936305,0.2402249000975875,0.24586746620704733,0.24683796659185867,0.24827859222929338,0.25240474707753574,0.2531870118463463,0.26045891736927823,0.261404646089311,0.26237520759741506,0.262972462175158,0.2641564613972333,0.2644601694180251,0.2647947772498899,0.26499941029573,0.2656888183896654],"n_dims_used":43,"mean_confidence":0.9189642972724382},"coverage":{"mean_confidence":0.9189642972724382,"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}}