{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002088},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002241","490:4900001935","490:4900002539","490:4900002242","490:4900002089","490:4900002240","490:4900002392","490:4900002540","490:4900001788","490:4900001787","490:4900001933","490:4900002391","490:4900012462","490:4900012978","490:4900001786","490:4900007044","490:4900004619","490:4900012977","490:4900001936","490:4900013015","494:4940007636","494:4940008050","490:4900003510","489:4890005348","489:4890005319"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,494,490,489,489],"twin_sims":[0.16151415561830226,0.0682193166148547,0.06412670528710103,0.04124869907763425,0.0310669719223997,0.022562476176427575,0.018959320302805165,0.012994614412726261,0.011430428750751908,0.010347601903957542,0.007650339905932536,0.006696528547818639,0.006416029202913412,0.0031933241544013385,0.0024852880408345558,0.0024239544806378636,0.0018754771302033951,0.0018128289221549902,0.0017036330824455638,0.0011906535872859391,0.000988640603583713,0.0006071619625885902,0.000563053145631985,0.0005021829332970063,0.0004791224677465864],"twin_dists":[0.24799991523593176,0.3009630743590122,0.30441063748663455,0.3279497041665168,0.3422191518140783,0.3576370383752808,0.36575107438587395,0.38277606401458164,0.38838666486580037,0.39268514967801993,0.4054499781678787,0.41095234949238846,0.41270490527795356,0.4402991395308148,0.44979968447103835,0.4507357648779857,0.46023575657753896,0.46147922428395893,0.4637443942119348,0.47659700300044355,0.48313238355415505,0.49986376992689424,0.5024023457905954,0.5062288974555224,0.5077927805666456],"n_dims_used":45,"mean_confidence":0.9161473592122396},"coverage":{"mean_confidence":0.9161473592122396,"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}}