{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850002952},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850003046","485:4850003048","485:4850003239","485:4850003147","485:4850003234","485:4850002858","485:4850002941","485:4850003487","485:4850003045","485:4850004028","485:4850003141","485:4850003562","485:4850003570","485:4850003481","485:4850002853","485:4850003240","485:4850003137","485:4850005116","485:4850003407","485:4850004772","485:4850004979","485:4850004367","485:4850003955","485:4850003572","485:4850002865"],"twin_admin_codes":[485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485],"twin_sims":[0.9877127577620657,0.9236508759735675,0.876326225081783,0.8740822583380654,0.8577682558971703,0.8376735205391109,0.8247486039724609,0.8192631580988103,0.8011287314231276,0.7860945025364464,0.7738351840507821,0.7658190497492813,0.7622779013614357,0.7554924343398466,0.7521791144057357,0.7393465815748413,0.7289227835181606,0.7192470468510888,0.7148911081067832,0.6938345342987449,0.6927642798352315,0.6874513844629252,0.686793805602146,0.6823809285848659,0.680046792001401],"twin_dists":[0.020422410679891593,0.05176149885977129,0.06673497990901439,0.06737990303945415,0.07194186513422687,0.07730027539913109,0.08062196896366913,0.08200623778079343,0.0864877559419694,0.09010673987383844,0.09300253338433184,0.09487228884077543,0.09569275079668546,0.09725605025140084,0.09801537285019318,0.10093319771517453,0.10327879787367732,0.10543862990043568,0.10640597710315366,0.1110440947626228,0.11127833457621086,0.11243923254729761,0.1125827043238628,0.11354435998087459,0.11405223300528693],"n_dims_used":45,"mean_confidence":0.9178085327148438},"coverage":{"mean_confidence":0.9178085327148438,"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}}