{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000757},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001833","477:4770000816","477:4770000876","477:4770002012","477:4770001832","477:4770001777","477:4770000880","500:5000001802","477:4770001724","477:4770001432","477:4770000815","477:4770001776","477:4770000817","477:4770001780","477:4770001896","477:4770000943","477:4770000770","477:4770001435","477:4770000706","477:4770000936","477:4770001839","477:4770001728","477:4770000812","477:4770000677","477:4770002011"],"twin_admin_codes":[477,477,477,477,477,477,477,500,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.8411597229855602,0.7963936350395288,0.7445097643185941,0.715772969149874,0.7093368230579189,0.7036314700419106,0.7000696601260243,0.6887058181527173,0.6795904507214153,0.6628363664563648,0.6591024961252293,0.6562572725015179,0.6538323252575939,0.6462107658230329,0.6458843036150367,0.631905151970842,0.6304313637699213,0.6258530337798601,0.6203691987865037,0.6070060916510315,0.6015724271831647,0.5914689247932633,0.5863899996339528,0.5830860242490207,0.5817265462518241],"twin_dists":[0.07638866190924783,0.08763625900848501,0.0997634425480927,0.10621037498148385,0.10763528605895316,0.10889347123903673,0.10967674525972045,0.11216541029642511,0.11415146500108544,0.1177822161956472,0.11858845391717651,0.11920219534555075,0.11972488523493906,0.12136554594743813,0.12143575532570906,0.12443791988638216,0.12475402666451547,0.12573563654965822,0.1269107674581598,0.12977268454716948,0.13093620151704424,0.13310026800976288,0.13418871642362254,0.134897091913673,0.13518864816653367],"n_dims_used":45,"mean_confidence":0.9218449910481771},"coverage":{"mean_confidence":0.9218449910481771,"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}}