{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001214},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000419","480:4800001551","480:4800001826","480:4800001277","480:4800001883","480:4800001544","480:4800001656","480:4800000851","480:4800001543","480:4800000849","480:4800001824","480:4800002105","480:4800001709","469:4690004292","500:5000010206","480:4800001767","480:4800002204","480:4800001438","500:5000009994","480:4800001657","480:4800001945","480:4800001882","500:5000010209","480:4800002156","469:4690008097"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,469,500,480,480,480,500,480,480,480,500,480,469],"twin_sims":[0.17803915319154087,0.17141252279332597,0.13883782430198643,0.1360355242679494,0.12323978856536048,0.11821755043900829,0.10077632748092484,0.09173818592060122,0.07837174462540879,0.07543074075326331,0.07271424347766095,0.07264034313513233,0.07090484415312155,0.06996047834662428,0.06983881251758131,0.06232486995724358,0.06200786059553266,0.06030678285934593,0.05999143871478674,0.05994326938611457,0.05460598289138849,0.05425235948507978,0.05324609039373881,0.05249809609840084,0.05112993103628521],"twin_dists":[0.24128371465140827,0.2439208987429507,0.2580844138798949,0.25941363127399314,0.2657590836213287,0.2683867328141939,0.27823782250524354,0.28387702476555415,0.2930845540372605,0.2952776020360439,0.2973653859031123,0.29742305762394267,0.29879129718907865,0.29954726509179075,0.2996452603490599,0.30598576590679616,0.30626673895963796,0.3077949010591183,0.3080820718578122,0.3081260468734073,0.31318940174223475,0.31353911254112876,0.31454468809738284,0.3153024304561844,0.31671193744576187],"n_dims_used":43,"mean_confidence":0.9231111393418423},"coverage":{"mean_confidence":0.9231111393418423,"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}}