{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000714},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000677","480:4800000611","480:4800000499","480:4800000654","480:4800000480","480:4800000678","480:4800000996","480:4800000799","480:4800000651","480:4800000542","480:4800000536","480:4800000718","480:4800000602","480:4800000546","480:4800000721","480:4800000340","480:4800000317","480:4800000437","480:4800000447","480:4800000548","480:4800000440","480:4800000676","480:4800000365","480:4800001035","480:4800000760"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6199522705330573,0.5688681576401605,0.5104970095423568,0.5017353267323698,0.44632448942698694,0.430528245062392,0.41864569599277496,0.4162130203477632,0.4101511209478977,0.40879134378622006,0.4080063733094701,0.4007124254223627,0.3916905060013088,0.3907876709286773,0.39069343347315705,0.37333989238627435,0.3583977850380467,0.3536210456051242,0.3514492234530845,0.3495712306225517,0.3435421596330989,0.33357946441374764,0.33320831938976825,0.3185953302482811,0.31605016903347405],"twin_dists":[0.12700008844152885,0.13794927646463465,0.15060631036554187,0.15253287582453198,0.16496708671712643,0.16861113534651287,0.17138810442502903,0.17196069553422866,0.1733938321135564,0.1737165736044766,0.1739031008497819,0.17564402097994614,0.17781740910905192,0.17803617153158202,0.17805901945039104,0.1823121445370865,0.18605278712552925,0.18726526905673704,0.1878193480184156,0.18829990666501614,0.18985193101500172,0.19244876447567436,0.19254631027291166,0.19643562690492386,0.19712314559122332],"n_dims_used":43,"mean_confidence":0.9127943349439044},"coverage":{"mean_confidence":0.9127943349439044,"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}}