{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007574},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006939","490:4900007316","490:4900007206","490:4900006575","490:4900004230","490:4900006817","490:4900005974","490:4900005323","490:4900005190","490:4900006824","490:4900004762","490:4900004909","490:4900006216","490:4900006574","490:4900007571","490:4900006695","490:4900006572","490:4900006694","490:4900006217","490:4900006944","490:4900005181","490:4900006943","490:4900007573","490:4900007208","490:4900006699"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.07213554207099884,0.040685449567527135,0.01207493812447883,0.009401825774152925,0.009282044086657486,0.007314776953896791,0.004924764511822714,0.0048751076434163845,0.002427459264270578,0.0021020937240613952,0.0019957668020524548,0.0015448252158013942,0.001089804265171521,0.0009828035342669143,0.0009756265256994136,0.0009413458767139854,0.000772265950913271,0.0007445030686197997,0.0006968071675915968,0.000666693002979154,0.0005184213255693773,0.00048819374857619007,0.0004657472813762073,0.0004165221167192949,0.000310968036323679],"twin_dists":[0.2978182789701179,0.32865609602866974,0.38599707958248225,0.39678096483227404,0.3973256661233519,0.40731168447345256,0.423378032998956,0.42378159017037953,0.45068169259675694,0.45603596487557263,0.4579517679960657,0.4672899395449736,0.4797190578157283,0.4833390787073645,0.48359478902628117,0.4848407843865126,0.4916802320252305,0.4929346287400569,0.49519498014548,0.4966975315022286,0.5051674252756821,0.5071693749517929,0.5087323880251863,0.5124226162802302,0.5219539285695571],"n_dims_used":45,"mean_confidence":0.9221437242296007},"coverage":{"mean_confidence":0.9221437242296007,"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}}