{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004663},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012135","490:4900008834","490:4900008608","490:4900010519","490:4900012000","490:4900009671","490:4900012141","490:4900012072","490:4900012073","490:4900009575","490:4900009789","490:4900012207","490:4900012140","490:4900009568","490:4900011599","490:4900003143","490:4900004664","490:4900011667","490:4900008708","490:4900004652","490:4900004800","490:4900001807","490:4900011416","490:4900008081","490:4900009675"],"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":[0.22864889109619446,0.1330602783809593,0.035204607385730814,0.030916319452970468,0.02243726088737837,0.021463675298906047,0.021418650707419083,0.02055468521558995,0.02013199171540605,0.019898994699823504,0.019594560934211334,0.01924702246125029,0.017080308955159672,0.013953861560388579,0.01353443055768999,0.012874377521946125,0.010314754295920617,0.010144251597666588,0.009364718013721487,0.009176782948919522,0.006811076937979458,0.006465934503560601,0.005991577636010523,0.0056436800683103,0.004989160937276667],"twin_dists":[0.22310967872278906,0.260847534728982,0.33600004855862337,0.34245866195394364,0.35789941456744995,0.3599840269585031,0.3600824069370453,0.3620059486013687,0.36297282590642593,0.3635133801507164,0.36422805050922163,0.36505585657862777,0.3705330276556002,0.3796246590435367,0.38097827718163674,0.38318547743856324,0.39282169662064526,0.3935367589610557,0.3969490447770328,0.39780954355368403,0.41025560174821846,0.4123881152167013,0.4154928441860265,0.4179141820064834,0.42286014327930316],"n_dims_used":45,"mean_confidence":0.9188249376085069},"coverage":{"mean_confidence":0.9188249376085069,"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}}