{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000216},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000341","490:4900000206","490:4900000116","490:4900000064","490:4900000335","487:4870002372","487:4870006575","490:4900000412","487:4870005990","490:4900000574","490:4900000351","487:4870005563","487:4870004977","496:4960006891","466:4660013720","487:4870003819","496:4960005278","466:4660013656","487:4870003689","487:4870003108","487:4870004988","496:4960011988","487:4870005856","490:4900000805","487:4870003037"],"twin_admin_codes":[490,490,490,490,490,487,487,490,487,490,490,487,487,496,466,487,496,466,487,487,487,496,487,490,487],"twin_sims":[0.5228912505157309,0.45515372121608977,0.4353831885829178,0.38925633079585803,0.26300993281158463,0.25225362192985573,0.24883606286562332,0.22262508289048102,0.2217708262669098,0.20677163955398303,0.20255384924631453,0.1943474057696731,0.18717449802968086,0.1829787174011575,0.17596828416279117,0.17127050146704534,0.15511796475999814,0.1488615203453902,0.14485919555877108,0.12837554613680124,0.12690834914812235,0.12044423152866005,0.1194085038225162,0.11912249667112682,0.1175220695710701],"twin_dists":[0.14789525549239668,0.16295186545078813,0.1674856012742363,0.17840776628326668,0.21226144260726976,0.21555411203256497,0.21661888583007963,0.22511907049500623,0.22540694728041666,0.23058777499674424,0.2320904331959006,0.23507698155153886,0.237759997140125,0.2393629738274232,0.242100223074089,0.24397820983142954,0.2507330756099985,0.25348750577134965,0.2552945987070655,0.2631550279730951,0.26389077601399397,0.2672114121740376,0.26775602009983923,0.26790704489398354,0.2687573032717528],"n_dims_used":45,"mean_confidence":0.9109061347113715},"coverage":{"mean_confidence":0.9109061347113715,"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}}