{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000068},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000087","480:4800000045","480:4800000231","480:4800000027","480:4800000112","480:4800000067","480:4800000230","480:4800000259","480:4800004476","492:4920000007","495:4950000338","495:4950003485","480:4800000086","491:4910002752","495:4950000196","480:4800003156","495:4950003955","491:4910003158","491:4910003115","495:4950003953","492:4920000038","491:4910003022","492:4920000001","480:4800002597","492:4920001163"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,492,495,495,480,491,495,480,495,491,491,495,492,491,492,480,492],"twin_sims":[0.16242860860701708,0.12896498735381856,0.06539923758214408,0.061823473124892225,0.0608177560260503,0.02395118508036025,0.010857741714190787,0.002730488539647349,0.0022413729160460087,0.0014301954873955065,0.0009253173361731484,0.0008487930669883207,0.0008198169946118961,0.0005974727949499756,0.0005128806235849021,0.0005040496981438156,0.00038691290359117,0.00038310417781179827,0.00037641066830547485,0.0003189836978283844,0.0003043360922041205,0.00021988921541853438,0.0002095772940999525,0.00020112178452283278,0.0001600387093619219],"twin_dists":[0.24761562706184392,0.2628612348840716,0.3033198939392385,0.3064307083530304,0.3073321884183769,0.3548088025949859,0.3906125829630464,0.44625730839789973,0.45365687100296415,0.4700647037182077,0.4854378882532199,0.4884280632557172,0.48962610815418034,0.5004063087882143,0.5055260756942844,0.5061052527538175,0.5148441876191058,0.5151681899450649,0.5157449756105761,0.5211308456096699,0.5226501122358044,0.5330358669100961,0.5345536061785519,0.5358514933625912,0.5429963578265369],"n_dims_used":43,"mean_confidence":0.9067638308502907},"coverage":{"mean_confidence":0.9067638308502907,"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}}