{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009947},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010221","490:4900011100","490:4900010910","491:4910004653","490:4900010307","490:4900009948","490:4900008789","490:4900012177","490:4900010304","490:4900011250","491:4910004570","490:4900011295","490:4900010025","490:4900011139","490:4900008791","490:4900010306","490:4900012179","490:4900008340","490:4900008008","490:4900010303","490:4900010028","490:4900010841","490:4900009928","490:4900009622","490:4900010842"],"twin_admin_codes":[490,490,490,491,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.09579662694820872,0.054293305605462625,0.05291244427735915,0.051891989337845966,0.05062945404456307,0.04858194193390409,0.047546602048506754,0.047190706156947336,0.043141588709625214,0.041398988060361984,0.041321078403035894,0.03817591331707033,0.03802762319963886,0.03724118497881231,0.035922649148977324,0.03507228165440359,0.03486064415940674,0.03346619599501947,0.03245169631751857,0.032378544388730245,0.031603166106878355,0.02959750883038078,0.02906265397022282,0.028221706039489636,0.027852384063751536],"twin_dists":[0.28129313720921845,0.3134985229785932,0.31488158374958813,0.315923039249724,0.3172353783537927,0.31942277713329714,0.32055827922649194,0.3209533792967077,0.32563384446783017,0.32776259663393004,0.3278595213717721,0.3319074848857118,0.33210521322984077,0.33316489399472893,0.33498491473892655,0.3361890427737873,0.3364925788816361,0.33853271423631676,0.34006302435255575,0.340174941117576,0.34137468694046064,0.3445991410297032,0.34549061121584373,0.3469211758130326,0.3475610516968494],"n_dims_used":45,"mean_confidence":0.8917363484700521},"coverage":{"mean_confidence":0.8917363484700521,"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}}