{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001834},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001835","477:4770000820","500:5000001075","477:4770001428","477:4770000819","477:4770000933","477:4770000548","500:5000001339","477:4770001891","499:4990001883","499:4990003154","477:4770001193","477:4770004013","500:5000002796","499:4990001793","500:5000001015","477:4770000659","499:4990003153","477:4770001194","500:5000001701","499:4990001516","499:4990001029","500:5000001641","488:4880004798","499:4990001005"],"twin_admin_codes":[477,477,500,477,477,477,477,500,477,499,499,477,477,500,499,500,477,499,477,500,499,499,500,488,499],"twin_sims":[0.6017622170770298,0.5511736910950075,0.48319381208377554,0.46800671951173956,0.4051421257485314,0.3950705944139699,0.3494784033631613,0.34851076525681507,0.3429732733475161,0.33553120255633656,0.3287690124792435,0.3133027983941789,0.3021445108545315,0.29618778553890035,0.2910963935593272,0.28589443948919857,0.2787799589779307,0.27310282097624416,0.2712481913750348,0.24012530827800174,0.23383119373060546,0.23354438735991054,0.2320120411793667,0.2307591197335842,0.22999037417696355],"twin_dists":[0.1308955598023648,0.14176028333851035,0.1566414935309097,0.1600433800887496,0.17458506592032705,0.17700046933308572,0.18832369519851078,0.18857186630575457,0.18999911806880654,0.19193676976295118,0.19371770158863377,0.1978688129914513,0.2009364296571692,0.20260100452109578,0.20403945927136416,0.20552469405717702,0.2075825404830696,0.20924766390589133,0.2097962287869583,0.21937599190055726,0.2214088297648547,0.22150230873338433,0.22200302876197753,0.22241406068249486,0.22266698276016458],"n_dims_used":45,"mean_confidence":0.9213109334309896},"coverage":{"mean_confidence":0.9213109334309896,"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}}