{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001671},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001840","497:4970001926","497:4970001182","497:4970001842","497:4970001271","497:4970001524","497:4970001522","497:4970001517","497:4970000845","497:4970001274","497:4970001915","497:4970001272","497:4970001099","497:4970001931","497:4970001758","497:4970001579","497:4970000927","497:4970001841","497:4970000848","497:4970001742","497:4970000926","497:4970001096","497:4970001172","497:4970001665","497:4970000828"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.5245892566943313,0.5035112895428433,0.4096855067353068,0.39635321695785464,0.3519993990352304,0.3247720838070384,0.3192586395845514,0.298817112986261,0.2897191442299835,0.2732660267877645,0.25659646171594025,0.25342313184896925,0.2479743433558218,0.21553576180000128,0.19758251749951758,0.18947290446791398,0.1841430052734,0.17180726524585216,0.163366819561814,0.160069833303777,0.15884697831695926,0.15744130177738283,0.15692498458594953,0.15030066204184658,0.1456494975230036],"twin_dists":[0.14752503448326576,0.15214164483671855,0.17350429202482043,0.17669131677389288,0.18767881807221878,0.1947798331809081,0.19625695758379932,0.20186385795681697,0.20443113084094705,0.20919950054806102,0.21421422628054496,0.21519185388721362,0.2168888378126015,0.22753094179781974,0.2338894184888508,0.23689257783011258,0.23891559182134728,0.24376178340062218,0.24722298138406065,0.24861010487463522,0.2491298672496819,0.24973094886807265,0.2499527141436275,0.2528464869038845,0.2549348683016829],"n_dims_used":45,"mean_confidence":0.8914510091145833},"coverage":{"mean_confidence":0.8914510091145833,"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}}