{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000376},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000279","500:5000000377","500:5000000427","500:5000000371","500:5000000324","500:5000000326","500:5000000374","500:5000000232","500:5000000327","500:5000000370","500:5000000375","500:5000000121","500:5000000422","500:5000000647","500:5000000275","500:5000000429","500:5000000278","500:5000000426","500:5000000322","500:5000000428","500:5000000645","500:5000000533","500:5000000228","500:5000000055","500:5000000649"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.9440447224834527,0.9420073072579327,0.8832982697208874,0.8519574061007764,0.8498406968966322,0.8425476888040779,0.8424828994876167,0.8218928618567057,0.8193665834473717,0.8180785834426726,0.8162430171151472,0.8064795202664312,0.7796824803134454,0.7770285801764422,0.7676200417356219,0.7674258006819529,0.7635833474945544,0.7556937523989499,0.7494022281093607,0.7402991365425579,0.7396123639556439,0.7324678839753336,0.7300262056690022,0.7209318271163967,0.7103520557960558],"twin_dists":[0.044073874452448585,0.04489310265733157,0.0647010514213336,0.07351830886011881,0.07408684691997622,0.07602374026663863,0.07604080012178281,0.08134441128838242,0.08198026934871343,0.0823033141115276,0.08276238904650864,0.08517960110124413,0.09162707553024561,0.09225260952842049,0.09445374322188807,0.09449892614558043,0.09539066611499197,0.0972098303482492,0.0986498119321641,0.10071780070462022,0.10087311590513894,0.1024833618738621,0.10303146119048365,0.10506367601795094,0.10741092452675448],"n_dims_used":44,"mean_confidence":0.9162445068359375},"coverage":{"mean_confidence":0.9162445068359375,"n_dims_used":44,"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}}