{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940003166},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940002270","494:4940003513","494:4940003167","494:4940003395","494:4940003519","494:4940003522","494:4940002164","494:4940003284","494:4940003398","494:4940003626","494:4940003062","494:4940002731","494:4940002058","494:4940002610","494:4940002721","480:4800003466","494:4940002383","494:4940002277","494:4940003743","494:4940002841","494:4940003404","494:4940002719","494:4940003397","480:4800002873","480:4800003589"],"twin_admin_codes":[494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,480,494,494,494,494,494,494,494,480,480],"twin_sims":[0.7611739566625785,0.7194877268320059,0.6345247727876003,0.5902227514663932,0.5858829980702537,0.549211420631977,0.5394309389313594,0.5205143102476933,0.509414292652953,0.4885049629874609,0.43181207374485586,0.40164659448626494,0.39607724126052496,0.38957239966095997,0.3802434916873982,0.3780519155577244,0.3718640696851006,0.3644530188731537,0.3602702000777799,0.3513375068680144,0.3359566102696783,0.3339417666347293,0.3243837634211167,0.3243676800487895,0.323449494457587],"twin_dists":[0.0959478674328594,0.10538509371348152,0.12387588314064933,0.13336728431787978,0.13429740062386628,0.14218401328202887,0.14429990837531442,0.14841396998578127,0.15084390944232817,0.15545988584772627,0.16831300632416232,0.17542026328826793,0.17675779669324268,0.1783310129688356,0.18060899874815242,0.18114802517331732,0.18267823285256715,0.18452761928336137,0.18557977886575894,0.1878478975150693,0.19182538832529855,0.19235359977026606,0.1948834092709688,0.19488770064942512,0.19513288822333733],"n_dims_used":45,"mean_confidence":0.9168809678819444},"coverage":{"mean_confidence":0.9168809678819444,"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}}