{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700003829},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002299","466:4660001611","467:4670000441","472:4720005426","493:4930005976","469:4690008722","469:4690003568","472:4720004460","488:4880003472","493:4930003560","478:4780006239","493:4930003382","488:4880005737","472:4720002602","481:4810001787","466:4660007862","466:4660011537","499:4990002262","469:4690006829","467:4670004332","469:4690004611","469:4690000574","466:4660014350","472:4720001253","469:4690008439"],"twin_admin_codes":[470,466,467,472,493,469,469,472,488,493,478,493,488,472,481,466,466,499,469,467,469,469,466,472,469],"twin_sims":[0.005227821216595462,0.0014784008367478003,0.0008882049784214864,0.0008347920319577686,0.0007793936322872721,0.0004666207963661133,0.0003502377647684836,0.0003123675712501445,0.0002616264215751729,0.0002442462649195297,0.0001507763190655887,0.00014031670716034702,0.0001097225594240787,0.00009474339398109147,0.00008845963545073241,0.00006363505935203759,0.00006062254650770558,0.000058250032551659894,0.00005462597660063263,0.00005189745100499424,0.000044850824171725935,0.0000438880581681694,0.00003618253199041031,0.00003112198384192282,0.000029875745010129076],"twin_dists":[0.42099213940084634,0.4688736752435676,0.4868581403866435,0.4890021228997735,0.4913649573511665,0.5086702585172681,0.5180966065545084,0.5218087948132896,0.5275076717343131,0.5297011348353569,0.5448451654729242,0.5470663825714148,0.5545976861586315,0.5590440762225694,0.5611108209301835,0.5709264142192603,0.5723574307592937,0.5735327327137306,0.5754187624306417,0.5769188128827314,0.5811696427696363,0.5817990960132163,0.5873697450999029,0.5916804586289522,0.592844347663889],"n_dims_used":43,"mean_confidence":0.8978840140409248},"coverage":{"mean_confidence":0.8978840140409248,"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}}