{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003576},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004281","490:4900003181","490:4900004403","490:4900002887","490:4900004023","490:4900001144","490:4900007503","494:4940007986","490:4900001021","487:4870001017","490:4900003605","490:4900001290","466:4660001440","494:4940003926","490:4900005627","467:4670002649","490:4900008423","490:4900000561","490:4900002448","490:4900002292","466:4660007143","490:4900003355","490:4900002123","494:4940005484","490:4900003059"],"twin_admin_codes":[490,490,490,490,490,490,490,494,490,487,490,490,466,494,490,467,490,490,490,490,466,490,490,494,490],"twin_sims":[0.31066183950414805,0.12236967964979649,0.11433832676235314,0.09272019125167323,0.06866429679310977,0.062365778965845525,0.06067759299246166,0.0521190635968736,0.04708229171636305,0.04395444217326266,0.043657501781792,0.03843293876116432,0.033564792601982724,0.031137387590503916,0.026081222913355396,0.024745809121603554,0.024546748029874926,0.024107115437175145,0.024027829731334483,0.022738162960322574,0.02267046831896528,0.022511646150115895,0.020639250965611044,0.019555668417410497,0.01941059778557363],"twin_dists":[0.19858911534385543,0.26620840070023766,0.270475488928062,0.2832436631226996,0.30059847294358644,0.305949592682545,0.3074587943993874,0.3156898299761674,0.3210742313364819,0.3246655201012094,0.3250174967017462,0.33156630556114003,0.33838610620806625,0.342107544445673,0.3507351677240235,0.35325378921998024,0.3536392333023921,0.35450017410403173,0.35465688531307626,0.35727102713105374,0.3574117648669901,0.3577433948333608,0.36181459413555994,0.36432004913372257,0.36466462273579914],"n_dims_used":45,"mean_confidence":0.9210542466905381},"coverage":{"mean_confidence":0.9210542466905381,"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}}