{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850008201},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001163","500:5000001046","485:4850008797","500:5000001216","485:4850008844","485:4850008832","485:4850008751","500:5000001164","500:5000001215","485:4850008886","500:5000000876","500:5000000993","485:4850008652","485:4850008741","485:4850008382","485:4850008531","485:4850008287","485:4850008920","500:5000000873","485:4850008700","485:4850008279","485:4850008841","485:4850007222","485:4850008291","485:4850008532"],"twin_admin_codes":[500,500,485,500,485,485,485,500,500,485,500,500,485,485,485,485,485,485,500,485,485,485,485,485,485],"twin_sims":[0.775179682967007,0.7481386028254897,0.7326758500580585,0.6247247584703738,0.618101877578655,0.6171928272602119,0.616320742050095,0.6053243396592177,0.6023200733187928,0.5674299373490874,0.543721251301151,0.5430847833708985,0.5424821573458936,0.530922731434237,0.5245455505014958,0.5145376238850781,0.5125790613453416,0.5019574155773894,0.4997627149879982,0.4939643522847433,0.4893996774070527,0.4860980052023697,0.47937977692516354,0.47776320837607317,0.47664926654202083],"twin_dists":[0.0926871601270205,0.0989379412152639,0.10243662758473748,0.12597746442131869,0.1273964769812934,0.12759119490130624,0.12777798517729794,0.1301327931308543,0.13077610127649497,0.1382584520717377,0.14337091295549834,0.14350864424571683,0.14363907909028256,0.14614646083110686,0.14753456046235044,0.14972073740467176,0.15014977180169542,0.152483930649859,0.15296787403935222,0.15424933485825937,0.15526121919171387,0.15599488651089813,0.15749252522987414,0.15785388309516557,0.15810311653220577],"n_dims_used":44,"mean_confidence":0.9172195087779652},"coverage":{"mean_confidence":0.9172195087779652,"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}}